TextRange: Correct TextRange.__init__ docstring
TextRange: Correct TextRange.__init__ docstring

The previous docstring gave incorrect reasons why TypeError would be
raised.

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