Fix wrong header level
Fix wrong header level

Relates to #26113.

gfyoung/elasticsearch,ThiagoGarciaAlves/elasticsearch,kalimatas/elasticsearch,s1monw/elasticsearch,rajanm/elasticsearch,kalimatas/elasticsearch,brandonkearby/elasticsearch,wenpos/elasticsearch,scottsom/elasticsearch,mjason3/elasticsearch,wenpos/elasticsearch,rajanm/elasticsearch,markwalkom/elasticsearch,rajanm/elasticsearch,ThiagoGarciaAlves/elasticsearch,masaruh/elasticsearch,HonzaKral/elasticsearch,wenpos/elasticsearch,fred84/elasticsearch,masaruh/elasticsearch,scottsom/elasticsearch,wenpos/elasticsearch,rajanm/elasticsearch,gingerwizard/elasticsearch,maddin2016/elasticsearch,pozhidaevak/elasticsearch,GlenRSmith/elasticsearch,GlenRSmith/elasticsearch,s1monw/elasticsearch,nknize/elasticsearch,GlenRSmith/elasticsearch,gfyoung/elasticsearch,markwalkom/elasticsearch,umeshdangat/elasticsearch,brandonkearby/elasticsearch,qwerty4030/elasticsearch,nknize/elasticsearch,brandonkearby/elasticsearch,HonzaKral/elasticsearch,markwalkom/elasticsearch,coding0011/elasticsearch,scottsom/elasticsearch,umeshdangat/elasticsearch,qwerty4030/elasticsearch,fred84/elasticsearch,HonzaKral/elasticsearch,s1monw/elasticsearch,uschindler/elasticsearch,uschindler/elasticsearch,gingerwizard/elasticsearch,mohit/elasticsearch,Stacey-Gammon/elasticsearch,maddin2016/elasticsearch,ThiagoGarciaAlves/elasticsearch,kalimatas/elasticsearch,nknize/elasticsearch,fred84/elasticsearch,mjason3/elasticsearch,wangtuo/elasticsearch,scottsom/elasticsearch,ThiagoGarciaAlves/elasticsearch,uschindler/elasticsearch,robin13/elasticsearch,qwerty4030/elasticsearch,pozhidaevak/elasticsearch,mohit/elasticsearch,rajanm/elasticsearch,s1monw/elasticsearch,GlenRSmith/elasticsearch,robin13/elasticsearch,wangtuo/elasticsearch,Stacey-Gammon/elasticsearch,ThiagoGarciaAlves/elasticsearch,nknize/elasticsearch,Stacey-Gammon/elasticsearch,ThiagoGarciaAlves/elasticsearch,gingerwizard/elasticsearch,scorpionvicky/elasticsearch,umeshdangat/elasticsearch,scorpionvicky/elasticsearch,scorpionvicky/elasticsearch,wangtuo/elasticsearch,gingerwizard/elasticsearch,markwalkom/elasticsearch,pozhidaevak/elasticsearch,gingerwizard/elasticsearch,coding0011/elasticsearch,mohit/elasticsearch,maddin2016/elasticsearch,pozhidaevak/elasticsearch,kalimatas/elasticsearch,mjason3/elasticsearch,masaruh/elasticsearch,Stacey-Gammon/elasticsearch,qwerty4030/elasticsearch,robin13/elasticsearch,nknize/elasticsearch,umeshdangat/elasticsearch,masaruh/elasticsearch,rajanm/elasticsearch,scorpionvicky/elasticsearch,fred84/elasticsearch,markwalkom/elasticsearch,Stacey-Gammon/elasticsearch,s1monw/elasticsearch,gfyoung/elasticsearch,fred84/elasticsearch,gfyoung/elasticsearch,HonzaKral/elasticsearch,gingerwizard/elasticsearch,wenpos/elasticsearch,maddin2016/elasticsearch,robin13/elasticsearch,mohit/elasticsearch,umeshdangat/elasticsearch,gingerwizard/elasticsearch,mohit/elasticsearch,robin13/elasticsearch,masaruh/elasticsearch,GlenRSmith/elasticsearch,maddin2016/elasticsearch,scorpionvicky/elasticsearch,coding0011/elasticsearch,kalimatas/elasticsearch,qwerty4030/elasticsearch,uschindler/elasticsearch,mjason3/elasticsearch,uschindler/elasticsearch,wangtuo/elasticsearch,scottsom/elasticsearch,mjason3/elasticsearch,coding0011/elasticsearch,wangtuo/elasticsearch,coding0011/elasticsearch,gfyoung/elasticsearch,brandonkearby/elasticsearch,brandonkearby/elasticsearch,markwalkom/elasticsearch,pozhidaevak/elasticsearch