Section.py: Remove redundant lines
Section.py: Remove redundant lines

Removed the redundant return Statements from nested if statement
body in coalib/settings/Section.py

Closes https://github.com/coala/coala/issues/3822

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