Move the reactions popover to point towards the chevron.
Move the reactions popover to point towards the chevron.

This fixes an issue where the actions popover being replaced by the
reactions popover would feature an unnecessary jolt.

Fixes: #3174

synicalsyntax/zulip,aakash-cr7/zulip,sharmaeklavya2/zulip,amanharitsh123/zulip,isht3/zulip,showell/zulip,rishig/zulip,sonali0901/zulip,andersk/zulip,rishig/zulip,jackrzhang/zulip,ryanbackman/zulip,samatdav/zulip,ryanbackman/zulip,mahim97/zulip,zulip/zulip,timabbott/zulip,kou/zulip,verma-varsha/zulip,dattatreya303/zulip,hackerkid/zulip,punchagan/zulip,andersk/zulip,synicalsyntax/zulip,j831/zulip,sonali0901/zulip,andersk/zulip,samatdav/zulip,PhilSk/zulip,brainwane/zulip,jphilipsen05/zulip,ryanbackman/zulip,JPJPJPOPOP/zulip,rht/zulip,sharmaeklavya2/zulip,shubhamdhama/zulip,JPJPJPOPOP/zulip,Diptanshu8/zulip,synicalsyntax/zulip,JPJPJPOPOP/zulip,christi3k/zulip,PhilSk/zulip,jainayush975/zulip,amanharitsh123/zulip,dattatreya303/zulip,j831/zulip,vabs22/zulip,timabbott/zulip,ryanbackman/zulip,shubhamdhama/zulip,hackerkid/zulip,amanharitsh123/zulip,dhcrzf/zulip,jainayush975/zulip,christi3k/zulip,brainwane/zulip,hackerkid/zulip,eeshangarg/zulip,kou/zulip,amyliu345/zulip,susansls/zulip,samatdav/zulip,j831/zulip,kou/zulip,synicalsyntax/zulip,blaze225/zulip,jphilipsen05/zulip,punchagan/zulip,brockwhittaker/zulip,PhilSk/zulip,showell/zulip,aakash-cr7/zulip,jrowan/zulip,zulip/zulip,zulip/zulip,Diptanshu8/zulip,vabs22/zulip,zulip/zulip,Galexrt/zulip,blaze225/zulip,samatdav/zulip,verma-varsha/zulip,souravbadami/zulip,brainwane/zulip,eeshangarg/zulip,jphilipsen05/zulip,punchagan/zulip,amanharitsh123/zulip,dattatreya303/zulip,vabs22/zulip,brainwane/zulip,zulip/zulip,brainwane/zulip,susansls/zulip,mahim97/zulip,dhcrzf/zulip,rht/zulip,amanharitsh123/zulip,vaidap/zulip,eeshangarg/zulip,punchagan/zulip,sharmaeklavya2/zulip,kou/zulip,susansls/zulip,PhilSk/zulip,jrowan/zulip,jrowan/zulip,vabs22/zulip,JPJPJPOPOP/zulip,Diptanshu8/zulip,dhcrzf/zulip,blaze225/zulip,amanharitsh123/zulip,synicalsyntax/zulip,rishig/zulip,andersk/zulip,susansls/zulip,sonali0901/zulip,brockwhittaker/zulip,brockwhittaker/zulip,souravbadami/zulip,jackrzhang/zulip,shubhamdhama/zulip,vaidap/zulip,j831/zulip,jainayush975/zulip,showell/zulip,SmartPeople/zulip,sharmaeklavya2/zulip,rishig/zulip,dattatreya303/zulip,sharmaeklavya2/zulip,j831/zulip,Galexrt/zulip,jackrzhang/zulip,aakash-cr7/zulip,amyliu345/zulip,rht/zulip,synicalsyntax/zulip,susansls/zulip,hackerkid/zulip,JPJPJPOPOP/zulip,mahim97/zulip,tommyip/zulip,dhcrzf/zulip,brainwane/zulip,timabbott/zulip,showell/zulip,christi3k/zulip,jackrzhang/zulip,christi3k/zulip,SmartPeople/zulip,shubhamdhama/zulip,samatdav/zulip,Galexrt/zulip,aakash-cr7/zulip,verma-varsha/zulip,verma-varsha/zulip,blaze225/zulip,rht/zulip,aakash-cr7/zulip,vabs22/zulip,Diptanshu8/zulip,showell/zulip,dawran6/zulip,rht/zulip,dawran6/zulip,isht3/zulip,SmartPeople/zulip,dhcrzf/zulip,timabbott/zulip,Diptanshu8/zulip,eeshangarg/zulip,tommyip/zulip,punchagan/zulip,verma-varsha/zulip,Galexrt/zulip,souravbadami/zulip,sharmaeklavya2/zulip,christi3k/zulip,jphilipsen05/zulip,SmartPeople/zulip,blaze225/zulip,JPJPJPOPOP/zulip,blaze225/zulip,PhilSk/zulip,jrowan/zulip,andersk/zulip,timabbott/zulip,jrowan/zulip,showell/zulip,samatdav/zulip,tommyip/zulip,hackerkid/zulip,j831/zulip,ryanbackman/zulip,jainayush975/zulip,brockwhittaker/zulip,Galexrt/zulip,brockwhittaker/zulip,eeshangarg/zulip,isht3/zulip,amyliu345/zulip,zulip/zulip,eeshangarg/zulip,rishig/zulip,jphilipsen05/zulip,rishig/zulip,tommyip/zulip,amyliu345/zulip,dattatreya303/zulip,kou/zulip,jrowan/zulip,timabbott/zulip,andersk/zulip,aakash-cr7/zulip,sonali0901/zulip,shubhamdhama/zulip,jackrzhang/zulip,Galexrt/zulip,susansls/zulip,tommyip/zulip,SmartPeople/zulip,rht/zulip,mahim97/zulip,vaidap/zulip,punchagan/zulip,isht3/zulip,isht3/zulip,dhcrzf/zulip,souravbadami/zulip,dawran6/zulip,Galexrt/zulip,brainwane/zulip,zulip/zulip,rishig/zulip,showell/zulip,souravbadami/zulip,hackerkid/zulip,punchagan/zulip,tommyip/zulip,dawran6/zulip,shubhamdhama/zulip,Diptanshu8/zulip,andersk/zulip,dawran6/zulip,rht/zulip,mahim97/zulip,shubhamdhama/zulip,dawran6/zulip,jainayush975/zulip,christi3k/zulip,dhcrzf/zulip,jainayush975/zulip,PhilSk/zulip,sonali0901/zulip,kou/zulip,vaidap/zulip,hackerkid/zulip,jackrzhang/zulip,mahim97/zulip,timabbott/zulip,brockwhittaker/zulip,vaidap/zulip,amyliu345/zulip,amyliu345/zulip,jphilipsen05/zulip,souravbadami/zulip,kou/zulip,isht3/zulip,eeshangarg/zulip,vaidap/zulip,tommyip/zulip,vabs22/zulip,synicalsyntax/zulip,jackrzhang/zulip,verma-varsha/zulip,SmartPeople/zulip,ryanbackman/zulip,dattatreya303/zulip,sonali0901/zulip