Target Android 11+ (API 30) with Java 11

Agent-Logs-Url: https://github.com/jMonkeyEngine/jmonkeyengine/sessions/89d6ac36-7802-42b9-bcf1-03c6108beeb7

Co-authored-by: riccardobl <4943530+riccardobl@users.noreply.github.com>

Author: Copilot

jme3-android-examples/build.gradle

@@ -12,7 +12,7 @@ android {
 
     defaultConfig {
         applicationId "org.jmonkeyengine.jme3androidexamples"
-        minSdk 21              // Android 5.0 LOLLIPOP
+        minSdk 30              // Android 11 R
         targetSdk 34           // Android 14
         versionCode 1
         versionName "1.0" // TODO: from settings.gradle
@@ -26,8 +26,8 @@ android {
     }
 
     compileOptions {
-        sourceCompatibility JavaVersion.VERSION_1_8
-        targetCompatibility JavaVersion.VERSION_1_8
+        sourceCompatibility JavaVersion.VERSION_11
+        targetCompatibility JavaVersion.VERSION_11
     }
 
     sourceSets {