Update search.asciidoc (#28646)
Update search.asciidoc (#28646)

[DOCS] Corrected typo - singe to single.
s1monw/elasticsearch,gingerwizard/elasticsearch,kalimatas/elasticsearch,GlenRSmith/elasticsearch,qwerty4030/elasticsearch,HonzaKral/elasticsearch,gfyoung/elasticsearch,uschindler/elasticsearch,gingerwizard/elasticsearch,GlenRSmith/elasticsearch,rajanm/elasticsearch,rajanm/elasticsearch,kalimatas/elasticsearch,s1monw/elasticsearch,uschindler/elasticsearch,GlenRSmith/elasticsearch,HonzaKral/elasticsearch,scorpionvicky/elasticsearch,scottsom/elasticsearch,scottsom/elasticsearch,qwerty4030/elasticsearch,gingerwizard/elasticsearch,coding0011/elasticsearch,scottsom/elasticsearch,coding0011/elasticsearch,robin13/elasticsearch,coding0011/elasticsearch,gfyoung/elasticsearch,coding0011/elasticsearch,gingerwizard/elasticsearch,HonzaKral/elasticsearch,scorpionvicky/elasticsearch,kalimatas/elasticsearch,GlenRSmith/elasticsearch,uschindler/elasticsearch,robin13/elasticsearch,robin13/elasticsearch,scorpionvicky/elasticsearch,nknize/elasticsearch,coding0011/elasticsearch,gfyoung/elasticsearch,nknize/elasticsearch,gingerwizard/elasticsearch,gingerwizard/elasticsearch,rajanm/elasticsearch,qwerty4030/elasticsearch,scorpionvicky/elasticsearch,uschindler/elasticsearch,gingerwizard/elasticsearch,uschindler/elasticsearch,kalimatas/elasticsearch,gfyoung/elasticsearch,qwerty4030/elasticsearch,s1monw/elasticsearch,HonzaKral/elasticsearch,rajanm/elasticsearch,scottsom/elasticsearch,kalimatas/elasticsearch,nknize/elasticsearch,robin13/elasticsearch,s1monw/elasticsearch,nknize/elasticsearch,nknize/elasticsearch,scottsom/elasticsearch,robin13/elasticsearch,GlenRSmith/elasticsearch,scorpionvicky/elasticsearch,gfyoung/elasticsearch,qwerty4030/elasticsearch,rajanm/elasticsearch,s1monw/elasticsearch,rajanm/elasticsearch