remove auth-types-exp (#4487)

* remove auth-types package

* remove dependencies

* save progress

* Use named imports

* fix tests

* auth-compat update

* remove classes from public types

* fix links in comments

* update auth-compat

* remove problematic link

* uncomment build rules

* remove unnecessary renaming

* remove stray reference to auth-types-exp

Author: Feiyang1

.changeset/config.json

@@ -17,7 +17,6 @@
     "@firebase/analytics-exp",
     "@firebase/auth-exp",
     "@firebase/auth-compat",
-    "@firebase/auth-types-exp",
     "@firebase/functions-compat",
     "@firebase/functions-exp",
     "@firebase/installations-exp",

.github/CODEOWNERS

@@ -90,7 +90,6 @@ scripts/docgen/content-sources/ @firebase/firebase-techwriters @firebase/jssdk-g
 
 # Auth-Exp Code
 packages-exp/auth-exp  @avolkovi @samhorlbeck @yuchenshi @firebase/jssdk-global-approvers
-packages-exp/auth-types-exp  @avolkovi @samhorlbeck @yuchenshi @firebase/jssdk-global-approvers
 packages-exp/auth-compat-exp @avolkovi @samhorlbeck @yuchenshi @firebase/jssdk-global-approvers
 
 # Installations-Exp Code
@@ -103,5 +102,4 @@ packages/performance-types-exp  @alikn @zijianjoy @firebase/jssdk-global-approve
 
 # RC-Exp Code
 packages/remote-config-exp  @erikeldridge @firebase/jssdk-global-approvers
-packages/remote-config-types-exp  @erikeldridge @firebase/jssdk-global-approvers
 packages/remote-config-compat  @erikeldridge @firebase/jssdk-global-approvers