README: Highlight coala everywhere
README: Highlight coala everywhere

Fixes https://github.com/coala-analyzer/coala/issues/2265

damngamerz/coala,jayvdb/coala,stevemontana1980/coala,yashLadha/coala,aptrishu/coala,Asalle/coala,impmihai/coala,Balaji2198/coala,arjunsinghy96/coala,arush0311/coala,netman92/coala,Balaji2198/coala,refeed/coala,refeed/coala,shreyans800755/coala,ayushin78/coala,nemaniarjun/coala,yashtrivedi96/coala,SanketDG/coala,MariosPanag/coala,vinc456/coala,damngamerz/coala,karansingh1559/coala,karansingh1559/coala,abhiroyg/coala,Nosferatul/coala,Shade5/coala,sagark123/coala,coala-analyzer/coala,incorrectusername/coala,vinc456/coala,ayushin78/coala,sils1297/coala,tushar-rishav/coala,abhiroyg/coala,CruiseDevice/coala,tushar-rishav/coala,damngamerz/coala,kartikeys98/coala,Nosferatul/coala,yashLadha/coala,jayvdb/coala,ManjiriBirajdar/coala,arjunsinghy96/coala,nemaniarjun/coala,Shade5/coala,rimacone/testing2,coala-analyzer/coala,NiklasMM/coala,MariosPanag/coala,coala/coala,CruiseDevice/coala,meetmangukiya/coala,rimacone/testing2,yashLadha/coala,coala/coala,ManjiriBirajdar/coala,yashtrivedi96/coala,sils1297/coala,Asalle/coala,karansingh1559/coala,vinc456/coala,mr-karan/coala,impmihai/coala,ayushin78/coala,refeed/coala,coala/coala,incorrectusername/coala,sils1297/coala,stevemontana1980/coala,arjunsinghy96/coala,Shade5/coala,impmihai/coala,Nosferatul/coala,sagark123/coala,RJ722/coala,RJ722/coala,abhiroyg/coala,netman92/coala,aptrishu/coala,Balaji2198/coala,shreyans800755/coala,meetmangukiya/coala,meetmangukiya/coala,jayvdb/coala,NiklasMM/coala,kartikeys98/coala,NiklasMM/coala,mr-karan/coala,kartikeys98/coala,Asalle/coala,SanketDG/coala,mr-karan/coala,sagark123/coala,ManjiriBirajdar/coala,RJ722/coala,JohnS-01/coala,netman92/coala,SanketDG/coala,tushar-rishav/coala,incorrectusername/coala,JohnS-01/coala,stevemontana1980/coala,Asnelchristian/coala,arush0311/coala,CruiseDevice/coala,coala-analyzer/coala,Asnelchristian/coala,yashtrivedi96/coala,Asnelchristian/coala,nemaniarjun/coala,shreyans800755/coala,MariosPanag/coala,aptrishu/coala,JohnS-01/coala,rimacone/testing2,arush0311/coala