Allow warnings for pods affected by Auth API deprecation

Author: ncooke3

.github/workflows/auth.yml

@@ -61,5 +61,6 @@ jobs:
       - name: Setup
         run: gem install bundler; bundle install
       - name: Build
+        # Allow warnings for deprecated `updateEmail:completion:` API.
         run: |
-          bundle exec pod lib lint FirebaseAuthUI.podspec
+          bundle exec pod lib lint FirebaseAuthUI.podspec --allow-warnings

.github/workflows/emailauth.yml

@@ -65,6 +65,8 @@ jobs:
       - name: Setup
         run: gem install bundler; bundle install
       - name: Build
+        # Allow warnings for deprecated `updateEmail:completion:` API.
         run: |
           bundle exec pod lib lint FirebaseEmailAuthUI.podspec \
-            --include-podspecs=FirebaseAuthUI.podspec
+            --include-podspecs=FirebaseAuthUI.podspec \
+            --allow-warnings