Add otto-de/flummi client to plugins
Add otto-de/flummi client to plugins

Closes #19266

a2lin/elasticsearch,fforbeck/elasticsearch,jprante/elasticsearch,glefloch/elasticsearch,brandonkearby/elasticsearch,strapdata/elassandra,MisterAndersen/elasticsearch,nknize/elasticsearch,gmarz/elasticsearch,vroyer/elassandra,nezirus/elasticsearch,JSCooke/elasticsearch,StefanGor/elasticsearch,nilabhsagar/elasticsearch,scottsom/elasticsearch,girirajsharma/elasticsearch,alexshadow007/elasticsearch,lks21c/elasticsearch,henakamaMSFT/elasticsearch,ThiagoGarciaAlves/elasticsearch,umeshdangat/elasticsearch,wuranbo/elasticsearch,rajanm/elasticsearch,vroyer/elasticassandra,GlenRSmith/elasticsearch,nazarewk/elasticsearch,nilabhsagar/elasticsearch,rajanm/elasticsearch,gmarz/elasticsearch,scorpionvicky/elasticsearch,LewayneNaidoo/elasticsearch,avikurapati/elasticsearch,liweinan0423/elasticsearch,fforbeck/elasticsearch,fernandozhu/elasticsearch,njlawton/elasticsearch,mortonsykes/elasticsearch,IanvsPoplicola/elasticsearch,elasticdog/elasticsearch,artnowo/elasticsearch,vroyer/elasticassandra,dongjoon-hyun/elasticsearch,gfyoung/elasticsearch,JSCooke/elasticsearch,IanvsPoplicola/elasticsearch,sreeramjayan/elasticsearch,mohit/elasticsearch,robin13/elasticsearch,markwalkom/elasticsearch,bawse/elasticsearch,LeoYao/elasticsearch,rajanm/elasticsearch,avikurapati/elasticsearch,Helen-Zhao/elasticsearch,strapdata/elassandra,winstonewert/elasticsearch,JervyShi/elasticsearch,umeshdangat/elasticsearch,pozhidaevak/elasticsearch,qwerty4030/elasticsearch,wangtuo/elasticsearch,geidies/elasticsearch,strapdata/elassandra5-rc,strapdata/elassandra5-rc,awislowski/elasticsearch,s1monw/elasticsearch,spiegela/elasticsearch,gingerwizard/elasticsearch,ricardocerq/elasticsearch,rlugojr/elasticsearch,HonzaKral/elasticsearch,kalimatas/elasticsearch,Helen-Zhao/elasticsearch,mjason3/elasticsearch,mohit/elasticsearch,IanvsPoplicola/elasticsearch,gfyoung/elasticsearch,lks21c/elasticsearch,a2lin/elasticsearch,fernandozhu/elasticsearch,JackyMai/elasticsearch,StefanGor/elasticsearch,gfyoung/elasticsearch,fernandozhu/elasticsearch,ricardocerq/elasticsearch,wenpos/elasticsearch,i-am-Nathan/elasticsearch,zkidkid/elasticsearch,nknize/elasticsearch,mjason3/elasticsearch,MisterAndersen/elasticsearch,nazarewk/elasticsearch,ricardocerq/elasticsearch,ZTE-PaaS/elasticsearch,C-Bish/elasticsearch,artnowo/elasticsearch,coding0011/elasticsearch,njlawton/elasticsearch,dpursehouse/elasticsearch,wenpos/elasticsearch,naveenhooda2000/elasticsearch,Helen-Zhao/elasticsearch,ZTE-PaaS/elasticsearch,pozhidaevak/elasticsearch,avikurapati/elasticsearch,shreejay/elasticsearch,henakamaMSFT/elasticsearch,MisterAndersen/elasticsearch,zkidkid/elasticsearch,jprante/elasticsearch,fforbeck/elasticsearch,s1monw/elasticsearch,glefloch/elasticsearch,sreeramjayan/elasticsearch,qwerty4030/elasticsearch,pozhidaevak/elasticsearch,strapdata/elassandra5-rc,mjason3/elasticsearch,Shepard1212/elasticsearch,dpursehouse/elasticsearch,masaruh/elasticsearch,lks21c/elasticsearch,mortonsykes/elasticsearch,zkidkid/elasticsearch,elasticdog/elasticsearch,liweinan0423/elasticsearch,uschindler/elasticsearch,robin13/elasticsearch,MaineC/elasticsearch,uschindler/elasticsearch,fred84/elasticsearch,masaruh/elasticsearch,mikemccand/elasticsearch,LeoYao/elasticsearch,maddin2016/elasticsearch,geidies/elasticsearch,maddin2016/elasticsearch,naveenhooda2000/elasticsearch,nezirus/elasticsearch,gingerwizard/elasticsearch,rajanm/elasticsearch,winstonewert/elasticsearch,gfyoung/elasticsearch,rlugojr/elasticsearch,Shepard1212/elasticsearch,glefloch/elasticsearch,HonzaKral/elasticsearch,uschindler/elasticsearch,fernandozhu/elasticsearch,markwalkom/elasticsearch,sneivandt/elasticsearch,geidies/elasticsearch,alexshadow007/elasticsearch,ZTE-PaaS/elasticsearch,brandonkearby/elasticsearch,njlawton/elasticsearch,yanjunh/elasticsearch,strapdata/elassandra5-rc,yanjunh/elasticsearch,wangtuo/elasticsearch,masaruh/elasticsearch,ThiagoGarciaAlves/elasticsearch,mortonsykes/elasticsearch,artnowo/elasticsearch,artnowo/elasticsearch,fred84/elasticsearch,wuranbo/elasticsearch,Stacey-Gammon/elasticsearch,qwerty4030/elasticsearch,LewayneNaidoo/elasticsearch,dongjoon-hyun/elasticsearch,mohit/elasticsearch,Stacey-Gammon/elasticsearch,girirajsharma/elasticsearch,coding0011/elasticsearch,maddin2016/elasticsearch,mohit/elasticsearch,s1monw/elasticsearch,shreejay/elasticsearch,wuranbo/elasticsearch,glefloch/elasticsearch,scorpionvicky/elasticsearch,Stacey-Gammon/elasticsearch,bawse/elasticsearch,spiegela/elasticsearch,liweinan0423/elasticsearch,lks21c/elasticsearch,masaruh/elasticsearch,jimczi/elasticsearch,scorpionvicky/elasticsearch,zkidkid/elasticsearch,strapdata/elassandra,awislowski/elasticsearch,JackyMai/elasticsearch,bawse/elasticsearch,gingerwizard/elasticsearch,brandonkearby/elasticsearch,jprante/elasticsearch,Stacey-Gammon/elasticsearch,ThiagoGarciaAlves/elasticsearch,jimczi/elasticsearch,JackyMai/elasticsearch,GlenRSmith/elasticsearch,gmarz/elasticsearch,Shepard1212/elasticsearch,JervyShi/elasticsearch,strapdata/elassandra5-rc,fred84/elasticsearch,nezirus/elasticsearch,uschindler/elasticsearch,mikemccand/elasticsearch,qwerty4030/elasticsearch,henakamaMSFT/elasticsearch,IanvsPoplicola/elasticsearch,kalimatas/elasticsearch,wangtuo/elasticsearch,markwalkom/elasticsearch,Helen-Zhao/elasticsearch,JervyShi/elasticsearch,bawse/elasticsearch,fred84/elasticsearch,robin13/elasticsearch,IanvsPoplicola/elasticsearch,gingerwizard/elasticsearch,mohit/elasticsearch,ThiagoGarciaAlves/elasticsearch,girirajsharma/elasticsearch,scottsom/elasticsearch,LeoYao/elasticsearch,vroyer/elassandra,nilabhsagar/elasticsearch,kalimatas/elasticsearch,dpursehouse/elasticsearch,GlenRSmith/elasticsearch,robin13/elasticsearch,wuranbo/elasticsearch,nknize/elasticsearch,bawse/elasticsearch,umeshdangat/elasticsearch,maddin2016/elasticsearch,coding0011/elasticsearch,a2lin/elasticsearch,obourgain/elasticsearch,gingerwizard/elasticsearch,spiegela/elasticsearch,scorpionvicky/elasticsearch,yanjunh/elasticsearch,JervyShi/elasticsearch,nknize/elasticsearch,yanjunh/elasticsearch,wenpos/elasticsearch,LeoYao/elasticsearch,rajanm/elasticsearch,C-Bish/elasticsearch,jprante/elasticsearch,MaineC/elasticsearch,obourgain/elasticsearch,gmarz/elasticsearch,strapdata/elassandra,StefanGor/elasticsearch,shreejay/elasticsearch,shreejay/elasticsearch,wangtuo/elasticsearch,alexshadow007/elasticsearch,C-Bish/elasticsearch,Stacey-Gammon/elasticsearch,girirajsharma/elasticsearch,masaruh/elasticsearch,pozhidaevak/elasticsearch,Helen-Zhao/elasticsearch,avikurapati/elasticsearch,sneivandt/elasticsearch,scorpionvicky/elasticsearch,mikemccand/elasticsearch,scottsom/elasticsearch,LeoYao/elasticsearch,naveenhooda2000/elasticsearch,MisterAndersen/elasticsearch,Shepard1212/elasticsearch,winstonewert/elasticsearch,jimczi/elasticsearch,dongjoon-hyun/elasticsearch,LeoYao/elasticsearch,dpursehouse/elasticsearch,spiegela/elasticsearch,JervyShi/elasticsearch,nazarewk/elasticsearch,fforbeck/elasticsearch,njlawton/elasticsearch,JSCooke/elasticsearch,HonzaKral/elasticsearch,geidies/elasticsearch,sreeramjayan/elasticsearch,markwalkom/elasticsearch,i-am-Nathan/elasticsearch,markwalkom/elasticsearch,GlenRSmith/elasticsearch,vroyer/elassandra,elasticdog/elasticsearch,ThiagoGarciaAlves/elasticsearch,C-Bish/elasticsearch,Shepard1212/elasticsearch,uschindler/elasticsearch,wenpos/elasticsearch,jimczi/elasticsearch,wuranbo/elasticsearch,artnowo/elasticsearch,wenpos/elasticsearch,mortonsykes/elasticsearch,fred84/elasticsearch,girirajsharma/elasticsearch,naveenhooda2000/elasticsearch,JSCooke/elasticsearch,ZTE-PaaS/elasticsearch,jprante/elasticsearch,LeoYao/elasticsearch,winstonewert/elasticsearch,LewayneNaidoo/elasticsearch,mjason3/elasticsearch,rlugojr/elasticsearch,umeshdangat/elasticsearch,i-am-Nathan/elasticsearch,LewayneNaidoo/elasticsearch,StefanGor/elasticsearch,MaineC/elasticsearch,shreejay/elasticsearch,kalimatas/elasticsearch,alexshadow007/elasticsearch,a2lin/elasticsearch,mortonsykes/elasticsearch,JackyMai/elasticsearch,StefanGor/elasticsearch,njlawton/elasticsearch,JervyShi/elasticsearch,JackyMai/elasticsearch,avikurapati/elasticsearch,ricardocerq/elasticsearch,dongjoon-hyun/elasticsearch,GlenRSmith/elasticsearch,ricardocerq/elasticsearch,mikemccand/elasticsearch,obourgain/elasticsearch,gmarz/elasticsearch,henakamaMSFT/elasticsearch,liweinan0423/elasticsearch,sreeramjayan/elasticsearch,LewayneNaidoo/elasticsearch,glefloch/elasticsearch,nilabhsagar/elasticsearch,MisterAndersen/elasticsearch,markwalkom/elasticsearch,i-am-Nathan/elasticsearch,dongjoon-hyun/elasticsearch,pozhidaevak/elasticsearch,elasticdog/elasticsearch,i-am-Nathan/elasticsearch,coding0011/elasticsearch,gingerwizard/elasticsearch,s1monw/elasticsearch,nezirus/elasticsearch,girirajsharma/elasticsearch,brandonkearby/elasticsearch,nazarewk/elasticsearch,nazarewk/elasticsearch,awislowski/elasticsearch,vroyer/elasticassandra,henakamaMSFT/elasticsearch,sreeramjayan/elasticsearch,yanjunh/elasticsearch,strapdata/elassandra,awislowski/elasticsearch,ZTE-PaaS/elasticsearch,rajanm/elasticsearch,fforbeck/elasticsearch,geidies/elasticsearch,mjason3/elasticsearch,sneivandt/elasticsearch,qwerty4030/elasticsearch,dpursehouse/elasticsearch,s1monw/elasticsearch,fernandozhu/elasticsearch,scottsom/elasticsearch,elasticdog/elasticsearch,obourgain/elasticsearch,geidies/elasticsearch,zkidkid/elasticsearch,ThiagoGarciaAlves/elasticsearch,awislowski/elasticsearch,sneivandt/elasticsearch,coding0011/elasticsearch,HonzaKral/elasticsearch,MaineC/elasticsearch,rlugojr/elasticsearch,rlugojr/elasticsearch,gfyoung/elasticsearch,sreeramjayan/elasticsearch,winstonewert/elasticsearch,umeshdangat/elasticsearch,maddin2016/elasticsearch,scottsom/elasticsearch,lks21c/elasticsearch,liweinan0423/elasticsearch,mikemccand/elasticsearch,spiegela/elasticsearch,nknize/elasticsearch,wangtuo/elasticsearch,gingerwizard/elasticsearch,C-Bish/elasticsearch,robin13/elasticsearch,kalimatas/elasticsearch,nezirus/elasticsearch,a2lin/elasticsearch,obourgain/elasticsearch,MaineC/elasticsearch,sneivandt/elasticsearch,nilabhsagar/elasticsearch,JSCooke/elasticsearch,jimczi/elasticsearch,naveenhooda2000/elasticsearch,alexshadow007/elasticsearch,brandonkearby/elasticsearch