[sign_in]: Bump play-services-auth from 20.3.0 to 20.4.0 in /packages/google_sign_in/google_sign_in_android/android (flutter#6726)

* [sign_in]: Bump play-services-auth

Bumps play-services-auth from 20.3.0 to 20.4.0.

---
updated-dependencies:
- dependency-name: com.google.android.gms:play-services-auth
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

* Bump version

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: camsim99 <[email protected]>

Author: dependabot[bot]

packages/google_sign_in/google_sign_in_android/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 6.1.3
+
+* Updates play-services-auth version to 20.4.0.
+
 ## 6.1.2
 
 * Fixes passing `serverClientId` via the channelled `init` call

packages/google_sign_in/google_sign_in_android/android/build.gradle

@@ -50,7 +50,7 @@ android {
 }
 
 dependencies {
-    implementation 'com.google.android.gms:play-services-auth:20.3.0'
+    implementation 'com.google.android.gms:play-services-auth:20.4.0'
     implementation 'com.google.guava:guava:28.1-android'
     testImplementation 'junit:junit:4.13.2'
     testImplementation 'org.mockito:mockito-inline:4.7.0'

packages/google_sign_in/google_sign_in_android/pubspec.yaml

@@ -2,7 +2,7 @@ name: google_sign_in_android
 description: Android implementation of the google_sign_in plugin.
 repository: https://github.com/flutter/plugins/tree/main/packages/google_sign_in/google_sign_in_android
 issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+label%3A%22p%3A+google_sign_in%22
-version: 6.1.2
+version: 6.1.3
 
 environment:
   sdk: ">=2.14.0 <3.0.0"