chore(deps): update gradle to v9 (#1454)

* chore(deps): update gradle to v9

* replace deprecated usages

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: f43nd1r <account+github@faendir.com>

buildSrc/build.gradle.kts

@@ -39,13 +39,6 @@ dependencies {
     implementation(libs.ksp.gradle)
 }
 
-tasks.withType<KotlinCompile> {
-    kotlinOptions {
-        jvmTarget = "11"
-    }
-}
-
-java {
-    sourceCompatibility = JavaVersion.VERSION_11
-    targetCompatibility = JavaVersion.VERSION_11
+kotlin {
+    jvmToolchain(11)
 }

buildSrc/src/main/kotlin/acra-android-library.gradle.kts

@@ -45,10 +45,6 @@ android {
     lint {
         abortOnError = false
     }
-    compileOptions {
-        sourceCompatibility = JavaVersion.VERSION_11
-        targetCompatibility = JavaVersion.VERSION_11
-    }
     kotlin {
         jvmToolchain(11)
     }

buildSrc/src/main/kotlin/acra-release.gradle.kts

@@ -23,10 +23,6 @@ jgitver {
     regexVersionTag = "acra-([0-9]+(?:\\.[0-9]+){0,2}(?:-[a-zA-Z0-9\\-_]+)?)"
 }
 
-tasks.register("build") {
-    group = "build"
-}
-
 tasks.register("publish") {
     group = "publishing"
     subprojects {
@@ -36,11 +32,6 @@ tasks.register("publish") {
     dependsOn("closeAndReleaseSonatypeStagingRepository")
 }
 
-tasks.register<Delete>("clean") {
-    group = "build"
-    delete = setOf(layout.buildDirectory)
-}
-
 nexusPublishing {
     repositories {
         sonatype {

gradle.properties

@@ -26,6 +26,8 @@ android.useAndroidX=true
 kapt.include.compile.classpath=false
 kapt.incremental.apt=false
 kapt.use.worker.api=false
+org.jetbrains.dokka.experimental.gradle.pluginMode=V2Enabled
+org.jetbrains.dokka.experimental.gradle.pluginMode.noWarn=true
 
 # upload properties
 group=ch.acra

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.3-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.1.0-all.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME