docs(news): Fix RC7 announcement link (#2363)
docs(news): Fix RC7 announcement link (#2363)

Fix RC7 announcement link
IdeaBlade/angular.io,juleskremer/angular.io,chalin/angular.io,onyoon7/angular-ko,angular/angular-cn,angular/angular-cn,IdeaBlade/angular.io,kwalrath/angular.io,rsreimer/angular.io,juleskremer/angular.io,angular/angular-ko,angular/angular-cn,rsreimer/angular.io,chalin/angular.io,angular/angular-es,realappie/angular.io,angular/angular.io,angular/angular-es,juleskremer/angular.io,angular/angular-ko,kwalrath/angular.io,IdeaBlade/angular.io,angular/angular.io,realappie/angular.io,Urigo/angular.io,angular/angular-cn,angular/angular.io,Urigo/angular.io,angular/angular.io,chalin/angular.io,kwalrath/angular.io,onyoon7/angular-ko,kwalrath/angular.io,angular/angular-cn,angular/angular-es,rsreimer/angular.io,IdeaBlade/angular.io,angular/angular.io,onyoon7/angular-ko,juleskremer/angular.io,rsreimer/angular.io,chalin/angular.io,angular/angular-ko,realappie/angular.io,rsreimer/angular.io,chalin/angular.io,juleskremer/angular.io,onyoon7/angular-ko,Urigo/angular.io,angular/angular-ko,angular/angular-ko,realappie/angular.io,IdeaBlade/angular.io,angular/angular-es,kwalrath/angular.io,realappie/angular.io,Urigo/angular.io,onyoon7/angular-ko,angular/angular-es,Urigo/angular.io