Fix grammar in CHANGES
Fix grammar in CHANGES

hellysmile/aiohttp,mind1master/aiohttp,alexsdutton/aiohttp,decentfox/aiohttp,pfreixes/aiohttp,jojurajan/aiohttp,saghul/aiohttp,elastic-coders/aiohttp,noodle-learns-programming/aiohttp,decentfox/aiohttp,alex-eri/aiohttp-1,alex-eri/aiohttp-1,AlexLisovoy/aiohttp,panda73111/aiohttp,vasylbo/aiohttp,flying-sheep/aiohttp,juliatem/aiohttp,mind1master/aiohttp,morgan-del/aiohttp,noplay/aiohttp,playpauseandstop/aiohttp,Insoleet/aiohttp,panda73111/aiohttp,AlexLisovoy/aiohttp,KeepSafe/aiohttp,vedun/aiohttp,Srogozins/aiohttp,iksteen/aiohttp,elastic-coders/aiohttp,alexsdutton/aiohttp,mind1master/aiohttp,rutsky/aiohttp,jojurajan/aiohttp,pathcl/aiohttp,z2v/aiohttp,iksteen/aiohttp,vaskalas/aiohttp,z2v/aiohttp,elastic-coders/aiohttp,noplay/aiohttp,jettify/aiohttp,moden-py/aiohttp,jashandeep-sohi/aiohttp,avanov/aiohttp,AraHaanOrg/aiohttp,andyaguiar/aiohttp,z2v/aiohttp,moden-py/aiohttp,rutsky/aiohttp,saghul/aiohttp,danielnelson/aiohttp,decentfox/aiohttp,jashandeep-sohi/aiohttp,vaskalas/aiohttp,vaskalas/aiohttp,esaezgil/aiohttp,alunduil/aiohttp,Eyepea/aiohttp,arthurdarcet/aiohttp,singulared/aiohttp,jettify/aiohttp,esaezgil/aiohttp,singulared/aiohttp,jettify/aiohttp,juliatem/aiohttp,esaezgil/aiohttp,pfreixes/aiohttp,jashandeep-sohi/aiohttp,arthurdarcet/aiohttp,AraHaanOrg/aiohttp,arthurdarcet/aiohttp,KeepSafe/aiohttp,panda73111/aiohttp,alex-eri/aiohttp-1,moden-py/aiohttp,hellysmile/aiohttp,singulared/aiohttp,rutsky/aiohttp,KeepSafe/aiohttp,sterwill/aiohttp