deps.sh: Fail if less than 2 circle containers
deps.sh: Fail if less than 2 circle containers

Fails the build if it detects less than 2 circle containers because
our tests cannot run on only one container

Closes https://github.com/coala/coala/issues/3352

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