Fix formatting, capitalization, & grammar in mypy doc.
Fix formatting, capitalization, & grammar in mypy doc.

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