chore: build example app with gradle 8 (maplibre#430)

Since maplibre#390, the package can be used with Gradle 8. This is a small PR to
have the example app use Gradle 8 for building (see maplibre#382)

Tested with emulator and physical android device.

.github/workflows/flutter_ci.yml

@@ -53,7 +53,7 @@ jobs:
           cache: true
       - uses: actions/setup-java@v4
         with:
-          java-version: '11'
+          java-version: '17'
           distribution: 'temurin'
           cache: 'gradle'
       - run: flutter pub get

example/android/app/src/main/AndroidManifest.xml

@@ -1,4 +1,4 @@
-<manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.mapbox.example">
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
     <uses-permission android:name="android.permission.INTERNET"/>
     <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
 

example/android/app/src/profile/AndroidManifest.xml

@@ -1,4 +1,4 @@
-<manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.mapbox.example">
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
     <!-- The INTERNET permission is required for development. Specifically,
          the Flutter tool needs it to communicate with the running application
          to allow setting breakpoints, to provide hot reload, etc.

example/android/build.gradle

@@ -6,7 +6,7 @@ buildscript {
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:7.3.0'
+        classpath 'com.android.tools.build:gradle:8.2.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
 }

example/android/gradle.properties

@@ -1,3 +1,6 @@
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
+android.defaults.buildfeatures.buildconfig=true
+android.nonTransitiveRClass=false
+android.nonFinalResIds=false

example/android/gradle/wrapper/gradle-wrapper.properties

@@ -2,4 +2,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.5-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.2-all.zip

example/pubspec.yaml

@@ -39,4 +39,4 @@ flutter:
     - assets/style.json
     - assets/osm_style.json
     - assets/sydney0.png
-    - assets/sydney1.png
+    - assets/sydney1.png