Fix type annotations in zerver/lib/alert_words.py.
Fix type annotations in zerver/lib/alert_words.py.

Vallher/zulip,amanharitsh123/zulip,eeshangarg/zulip,kou/zulip,jainayush975/zulip,dhcrzf/zulip,isht3/zulip,dawran6/zulip,cosmicAsymmetry/zulip,niftynei/zulip,rht/zulip,PhilSk/zulip,JPJPJPOPOP/zulip,PhilSk/zulip,amyliu345/zulip,Galexrt/zulip,samatdav/zulip,AZtheAsian/zulip,sharmaeklavya2/zulip,christi3k/zulip,christi3k/zulip,punchagan/zulip,shubhamdhama/zulip,amanharitsh123/zulip,andersk/zulip,SmartPeople/zulip,Vallher/zulip,tommyip/zulip,PhilSk/zulip,Juanvulcano/zulip,jackrzhang/zulip,krtkmj/zulip,Galexrt/zulip,zulip/zulip,christi3k/zulip,shubhamdhama/zulip,krtkmj/zulip,arpith/zulip,grave-w-grave/zulip,Galexrt/zulip,j831/zulip,reyha/zulip,dhcrzf/zulip,kou/zulip,synicalsyntax/zulip,shubhamdhama/zulip,christi3k/zulip,zulip/zulip,Jianchun1/zulip,paxapy/zulip,zacps/zulip,synicalsyntax/zulip,synicalsyntax/zulip,zacps/zulip,ryanbackman/zulip,calvinleenyc/zulip,PhilSk/zulip,sup95/zulip,ahmadassaf/zulip,grave-w-grave/zulip,punchagan/zulip,arpith/zulip,dawran6/zulip,ryanbackman/zulip,amyliu345/zulip,Vallher/zulip,blaze225/zulip,Vallher/zulip,Diptanshu8/zulip,blaze225/zulip,shubhamdhama/zulip,tommyip/zulip,TigorC/zulip,reyha/zulip,krtkmj/zulip,AZtheAsian/zulip,synicalsyntax/zulip,brockwhittaker/zulip,eeshangarg/zulip,dhcrzf/zulip,vabs22/zulip,hackerkid/zulip,rishig/zulip,susansls/zulip,rht/zulip,ryanbackman/zulip,zacps/zulip,zulip/zulip,TigorC/zulip,PhilSk/zulip,andersk/zulip,cosmicAsymmetry/zulip,grave-w-grave/zulip,christi3k/zulip,amanharitsh123/zulip,TigorC/zulip,souravbadami/zulip,ryanbackman/zulip,rishig/zulip,JPJPJPOPOP/zulip,TigorC/zulip,hackerkid/zulip,Galexrt/zulip,TigorC/zulip,peiwei/zulip,krtkmj/zulip,ahmadassaf/zulip,peguin40/zulip,jainayush975/zulip,sonali0901/zulip,jrowan/zulip,Galexrt/zulip,samatdav/zulip,j831/zulip,eeshangarg/zulip,paxapy/zulip,arpith/zulip,tommyip/zulip,ahmadassaf/zulip,dawran6/zulip,paxapy/zulip,jainayush975/zulip,brainwane/zulip,verma-varsha/zulip,andersk/zulip,niftynei/zulip,reyha/zulip,peiwei/zulip,arpith/zulip,SmartPeople/zulip,tommyip/zulip,jphilipsen05/zulip,dattatreya303/zulip,punchagan/zulip,dawran6/zulip,jainayush975/zulip,kou/zulip,sharmaeklavya2/zulip,aakash-cr7/zulip,dhcrzf/zulip,jphilipsen05/zulip,vaidap/zulip,AZtheAsian/zulip,jainayush975/zulip,dawran6/zulip,calvinleenyc/zulip,JPJPJPOPOP/zulip,KingxBanana/zulip,dhcrzf/zulip,ryanbackman/zulip,peiwei/zulip,brainwane/zulip,showell/zulip,SmartPeople/zulip,sharmaeklavya2/zulip,joyhchen/zulip,samatdav/zulip,grave-w-grave/zulip,punchagan/zulip,sharmaeklavya2/zulip,dattatreya303/zulip,timabbott/zulip,blaze225/zulip,vikas-parashar/zulip,peiwei/zulip,zacps/zulip,synicalsyntax/zulip,isht3/zulip,mohsenSy/zulip,vaidap/zulip,jrowan/zulip,zulip/zulip,susansls/zulip,umkay/zulip,blaze225/zulip,vabs22/zulip,ahmadassaf/zulip,susansls/zulip,sup95/zulip,vaidap/zulip,j831/zulip,blaze225/zulip,susansls/zulip,Galexrt/zulip,Jianchun1/zulip,souravbadami/zulip,cosmicAsymmetry/zulip,Juanvulcano/zulip,souravbadami/zulip,rht/zulip,eeshangarg/zulip,rishig/zulip,verma-varsha/zulip,sonali0901/zulip,sup95/zulip,dattatreya303/zulip,eeshangarg/zulip,calvinleenyc/zulip,JPJPJPOPOP/zulip,peguin40/zulip,brockwhittaker/zulip,amyliu345/zulip,sonali0901/zulip,jrowan/zulip,amyliu345/zulip,brainwane/zulip,peguin40/zulip,umkay/zulip,Jianchun1/zulip,ahmadassaf/zulip,AZtheAsian/zulip,verma-varsha/zulip,rht/zulip,isht3/zulip,dattatreya303/zulip,TigorC/zulip,rht/zulip,mohsenSy/zulip,brockwhittaker/zulip,punchagan/zulip,zulip/zulip,kou/zulip,Juanvulcano/zulip,KingxBanana/zulip,rht/zulip,timabbott/zulip,vaidap/zulip,Jianchun1/zulip,hackerkid/zulip,punchagan/zulip,andersk/zulip,krtkmj/zulip,andersk/zulip,jrowan/zulip,amanharitsh123/zulip,reyha/zulip,showell/zulip,AZtheAsian/zulip,niftynei/zulip,vaidap/zulip,ryanbackman/zulip,krtkmj/zulip,vikas-parashar/zulip,amyliu345/zulip,verma-varsha/zulip,Diptanshu8/zulip,eeshangarg/zulip,AZtheAsian/zulip,mahim97/zulip,isht3/zulip,SmartPeople/zulip,niftynei/zulip,joyhchen/zulip,souravbadami/zulip,mohsenSy/zulip,jphilipsen05/zulip,aakash-cr7/zulip,dattatreya303/zulip,ahmadassaf/zulip,paxapy/zulip,sharmaeklavya2/zulip,dattatreya303/zulip,eeshangarg/zulip,vikas-parashar/zulip,umkay/zulip,isht3/zulip,Juanvulcano/zulip,showell/zulip,paxapy/zulip,tommyip/zulip,sharmaeklavya2/zulip,peguin40/zulip,jphilipsen05/zulip,zacps/zulip,j831/zulip,Diptanshu8/zulip,joyhchen/zulip,niftynei/zulip,sonali0901/zulip,showell/zulip,arpith/zulip,brockwhittaker/zulip,vabs22/zulip,amanharitsh123/zulip,christi3k/zulip,hackerkid/zulip,amyliu345/zulip,mahim97/zulip,synicalsyntax/zulip,umkay/zulip,Diptanshu8/zulip,timabbott/zulip,Diptanshu8/zulip,rht/zulip,vaidap/zulip,mahim97/zulip,susansls/zulip,rishig/zulip,grave-w-grave/zulip,SmartPeople/zulip,brainwane/zulip,joyhchen/zulip,j831/zulip,dhcrzf/zulip,umkay/zulip,kou/zulip,JPJPJPOPOP/zulip,shubhamdhama/zulip,reyha/zulip,sup95/zulip,KingxBanana/zulip,jphilipsen05/zulip,ahmadassaf/zulip,cosmicAsymmetry/zulip,rishig/zulip,showell/zulip,tommyip/zulip,kou/zulip,dawran6/zulip,aakash-cr7/zulip,samatdav/zulip,dhcrzf/zulip,jrowan/zulip,andersk/zulip,vikas-parashar/zulip,peguin40/zulip,showell/zulip,jainayush975/zulip,mahim97/zulip,mohsenSy/zulip,rishig/zulip,hackerkid/zulip,Vallher/zulip,grave-w-grave/zulip,brainwane/zulip,cosmicAsymmetry/zulip,hackerkid/zulip,timabbott/zulip,umkay/zulip,verma-varsha/zulip,calvinleenyc/zulip,Juanvulcano/zulip,KingxBanana/zulip,krtkmj/zulip,Juanvulcano/zulip,sonali0901/zulip,vabs22/zulip,tommyip/zulip,hackerkid/zulip,showell/zulip,JPJPJPOPOP/zulip,Vallher/zulip,timabbott/zulip,mohsenSy/zulip,aakash-cr7/zulip,synicalsyntax/zulip,arpith/zulip,kou/zulip,samatdav/zulip,samatdav/zulip,aakash-cr7/zulip,KingxBanana/zulip,timabbott/zulip,brainwane/zulip,peguin40/zulip,verma-varsha/zulip,niftynei/zulip,susansls/zulip,sonali0901/zulip,reyha/zulip,umkay/zulip,andersk/zulip,timabbott/zulip,souravbadami/zulip,zacps/zulip,rishig/zulip,punchagan/zulip,blaze225/zulip,mahim97/zulip,brainwane/zulip,vikas-parashar/zulip,cosmicAsymmetry/zulip,joyhchen/zulip,jackrzhang/zulip,sup95/zulip,souravbadami/zulip,shubhamdhama/zulip,Jianchun1/zulip,jrowan/zulip,vikas-parashar/zulip,Jianchun1/zulip,vabs22/zulip,peiwei/zulip,brockwhittaker/zulip,KingxBanana/zulip,jackrzhang/zulip,amanharitsh123/zulip,j831/zulip,jackrzhang/zulip,aakash-cr7/zulip,zulip/zulip,shubhamdhama/zulip,mahim97/zulip,isht3/zulip,mohsenSy/zulip,peiwei/zulip,PhilSk/zulip,zulip/zulip,jackrzhang/zulip,calvinleenyc/zulip,joyhchen/zulip,jackrzhang/zulip,vabs22/zulip,peiwei/zulip,jackrzhang/zulip,Vallher/zulip,sup95/zulip,brockwhittaker/zulip,SmartPeople/zulip,jphilipsen05/zulip,Diptanshu8/zulip,calvinleenyc/zulip,paxapy/zulip,Galexrt/zulip