docs(contribute): remove the word beta closes #1975
docs(contribute): remove the word beta
closes #1975

SaloGala/angular-es,angular/angular-es,angular/angular-es,angular/angular-es,SaloGala/angular-es,SaloGala/angular-es,GuzmanPI/angular-es,SaloGala/angular-es,angular/angular-es,GuzmanPI/angular-es,GuzmanPI/angular-es,GuzmanPI/angular-es,angular/angular-es,GuzmanPI/angular-es,SaloGala/angular-es