DefaultArgParser: Remove duplication
DefaultArgParser: Remove duplication

Closes https://github.com/coala-analyzer/coala/issues/2460

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