Update gradle wrapper to 8.8

Fix jMonkeyEngine#2287

common.gradle

@@ -85,12 +85,12 @@ test {
 }
 
 task sourcesJar(type: Jar, dependsOn: classes, description: 'Creates a jar from the source files.') {
-    classifier = 'sources'
+    archiveClassifier = 'sources'
     from sourceSets*.allSource
 }
 
 task javadocJar(type: Jar, dependsOn: javadoc, description: 'Creates a jar from the javadoc files.') {
-    classifier = 'javadoc'
+    archiveClassifier = 'javadoc'
     from javadoc.destinationDir
 }
 
@@ -218,8 +218,8 @@ checkstyleTest {
 
 tasks.withType(Checkstyle) {
     reports {
-        xml.enabled false
-        html.enabled true
+        xml.required.set(false)
+        html.required.set(true)
     }
     include("**/com/jme3/renderer/**/*.java")
 }

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.6.4-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.8-bin.zip
 networkTimeout=10000
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

jme3-android-native/bufferallocator.gradle

@@ -44,6 +44,9 @@ task copyPreCompiledLibsBufferAllocator(type: Copy) {
     from file(bufferAllocatorPreCompiledLibsDir)
     into file(bufferAllocatorBuildLibsDir)
 }
+if (skipPrebuildLibraries != "true" && buildNativeProjects != "true") {
+    copyPreCompiledLibsBufferAllocator.dependsOn(rootProject.extractPrebuiltNatives)
+}
 
 // ndkExists is a boolean from the build.gradle in the root project
 // buildNativeProjects is a string set to "true"

jme3-android-native/decode.gradle

@@ -83,6 +83,9 @@ task copyPreCompiledLibs(type: Copy) {
     from sourceDir
     into outputDir
 }
+if (skipPrebuildLibraries != "true" && buildNativeProjects != "true") {
+    copyPreCompiledLibs.dependsOn(rootProject.extractPrebuiltNatives)
+}
 
 // ndkExists is a boolean from the build.gradle in the root project
 // buildNativeProjects is a string set to "true"

jme3-android-native/openalsoft.gradle

@@ -111,6 +111,9 @@ task copyPreCompiledOpenAlSoftLibs(type: Copy) {
     from sourceDir
     into outputDir
 }
+if (skipPrebuildLibraries != "true" && buildNativeProjects != "true") {
+    copyPreCompiledOpenAlSoftLibs.dependsOn(rootProject.extractPrebuiltNatives)
+}
 
 // ndkExists is a boolean from the build.gradle in the root project
 // buildNativeProjects is a string set to "true"