fix(ci): add Huawei AGConnect plugin to CI Gradle config

The CI workflow overwrites build.gradle/settings.gradle with China Maven
mirrors but was missing the Huawei AGConnect classpath dependency and
Maven repo, causing "Plugin with id 'com.huawei.agconnect' not found".

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

.gitea/workflows/build.yml

@@ -281,6 +281,7 @@ jobs:
               maven { url 'https://maven.aliyun.com/repository/google' }
               maven { url 'https://maven.aliyun.com/repository/public' }
               maven { url 'https://maven.aliyun.com/repository/central' }
+              maven { url 'https://developer.huawei.com/repo/' }
               google()
               mavenCentral()
               gradlePluginPortal()
@@ -336,11 +337,15 @@ jobs:
               maven { url 'https://maven.aliyun.com/repository/google' }
               maven { url 'https://maven.aliyun.com/repository/public' }
               maven { url 'https://maven.aliyun.com/repository/central' }
+              maven { url 'https://developer.huawei.com/repo/' }
               google()
               mavenCentral()
             }
             dependencies {
-              classpath('com.android.tools.build:gradle')
+              classpath('com.huawei.agconnect:agcp:1.9.1.301') {
+                exclude group: 'com.huawei.agconnect', module: 'agconnect-apms-plugin'
+              }
+              classpath('com.android.tools.build:gradle:8.12.0')
               classpath('com.facebook.react:react-native-gradle-plugin')
               classpath('org.jetbrains.kotlin:kotlin-gradle-plugin')
             }
@@ -352,6 +357,7 @@ jobs:
               maven { url 'https://maven.aliyun.com/repository/public' }
               maven { url 'https://maven.aliyun.com/repository/central' }
               maven { url 'https://www.jitpack.io' }
+              maven { url 'https://developer.huawei.com/repo/' }
               google()
               mavenCentral()
             }