refactor(core): clean up dupe'd imports in reflector (#24203)
refactor(core): clean up dupe'd imports in reflector (#24203)

Closure Compiler in some configurations complains about duplicate
imports. This change replaces the export-with-import with an export of
the imported symbol.

closes #23993

PR Close #24203

petebacondarwin/angular,ValtoFrameworks/Angular-2,vikerman/angular,vicb/angular,Brocco/angular,Brocco/angular,blesh/angular,sarunint/angular,alxhub/angular,hansl/angular,hansl/angular,ultrasonicsoft/angular,brandonroberts/angular,mzgol/angular,gnomeontherun/angular,wKoza/angular,mgol/angular,gdi2290/angular,mzgol/angular,wKoza/angular,mgol/angular,filipesilva/angular,kara/angular,gdi2290/angular,jasonaden/angular,wKoza/angular,angular-indonesia/angular,trshafer/angular,jasonaden/angular,gkalpak/angular,mhevery/angular,StephenFluin/angular,juristr/angular,wKoza/angular,juristr/angular,hansl/angular,hansl/angular,juristr/angular,mzgol/angular,mgiambalvo/angular,JiaLiPassion/angular,jonrimmer/angular,mgiambalvo/angular,mgechev/angular,vicb/angular,manekinekko/angular,Toxicable/angular,jonrimmer/angular,shairez/angular,angular-indonesia/angular,angular/angular,filipesilva/angular,mzgol/angular,IgorMinar/angular,NathanWalker/angular,trshafer/angular,trshafer/angular,shairez/angular,gkalpak/angular,mgiambalvo/angular,mhevery/angular,kara/angular,vicb/angular,mlaval/angular,sarunint/angular,gnomeontherun/angular,shairez/angular,mhevery/angular,jonrimmer/angular,ultrasonicsoft/angular,alexeagle/angular,ultrasonicsoft/angular,juristr/angular,gdi2290/angular,jasonaden/angular,JiaLiPassion/angular,alexeagle/angular,kara/angular,brandonroberts/angular,sarunint/angular,blesh/angular,ocombe/angular,Toxicable/angular,alxhub/angular,mgechev/angular,matsko/angular,ultrasonicsoft/angular,juristr/angular,blesh/angular,gdi2290/angular,brandonroberts/angular,ValtoFrameworks/Angular-2,mprobst/angular,mprobst/angular,kegluneq/angular,gkalpak/angular,mprobst/angular,kara/angular,snaptech/angular,petebacondarwin/angular,StephenFluin/angular,mhevery/angular,heathkit/angular,alexeagle/angular,trshafer/angular,mgechev/angular,Brocco/angular,vicb/angular,trshafer/angular,alxhub/angular,angular/angular,filipesilva/angular,shairez/angular,IgorMinar/angular,alexeagle/angular,jonrimmer/angular,kara/angular,mgechev/angular,Toxicable/angular,gkalpak/angular,vikerman/angular,NathanWalker/angular,blesh/angular,vikerman/angular,brandonroberts/angular,ultrasonicsoft/angular,NathanWalker/angular,snaptech/angular,IgorMinar/angular,gnomeontherun/angular,jasonaden/angular,matsko/angular,IdeaBlade/angular,StephenFluin/angular,IgorMinar/angular,alexeagle/angular,ultrasonicsoft/angular,jasonaden/angular,IdeaBlade/angular,shairez/angular,hansl/angular,vicb/angular,mlaval/angular,heathkit/angular,mzgol/angular,mlaval/angular,IgorMinar/angular,juristr/angular,petebacondarwin/angular,NathanWalker/angular,trshafer/angular,snaptech/angular,angular-indonesia/angular,NathanWalker/angular,alxhub/angular,wKoza/angular,angular/angular,ValtoFrameworks/Angular-2,sarunint/angular,snaptech/angular,blesh/angular,JiaLiPassion/angular,mlaval/angular,alxhub/angular,ocombe/angular,manekinekko/angular,sarunint/angular,jonrimmer/angular,vikerman/angular,kegluneq/angular,jonrimmer/angular,mhevery/angular,matsko/angular,ocombe/angular,gnomeontherun/angular,Toxicable/angular,brandonroberts/angular,kegluneq/angular,heathkit/angular,ocombe/angular,mgol/angular,mhevery/angular,mprobst/angular,jasonaden/angular,Toxicable/angular,petebacondarwin/angular,heathkit/angular,NathanWalker/angular,StephenFluin/angular,kegluneq/angular,kegluneq/angular,mzgol/angular,mgol/angular,IdeaBlade/angular,petebacondarwin/angular,heathkit/angular,wKoza/angular,manekinekko/angular,Brocco/angular,JiaLiPassion/angular,angular/angular,Brocco/angular,brandonroberts/angular,manekinekko/angular,mgol/angular,mprobst/angular,Toxicable/angular,petebacondarwin/angular,filipesilva/angular,vicb/angular,IgorMinar/angular,IdeaBlade/angular,gdi2290/angular,manekinekko/angular,vikerman/angular,gdi2290/angular,matsko/angular,ocombe/angular,IdeaBlade/angular,angular-indonesia/angular,mgechev/angular,kegluneq/angular,mgiambalvo/angular,hansl/angular,snaptech/angular,ValtoFrameworks/Angular-2,filipesilva/angular,vikerman/angular,mgol/angular,Brocco/angular,ValtoFrameworks/Angular-2,heathkit/angular,ocombe/angular,alexeagle/angular,mprobst/angular,snaptech/angular,kara/angular,manekinekko/angular,mgiambalvo/angular,mlaval/angular,StephenFluin/angular,matsko/angular,sarunint/angular