build(deps): bump the minor group with 3 updates

Bumps the minor group with 3 updates: org.apache.maven.plugin-testing:maven-plugin-testing-harness, [org.mockito:mockito-core](https://github.com/mockito/mockito) and [gradle-wrapper](https://github.com/gradle/gradle).


Updates `org.apache.maven.plugin-testing:maven-plugin-testing-harness` from 3.3.0 to 3.5.1

Updates `org.mockito:mockito-core` from 5.15.2 to 5.23.0
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v5.15.2...v5.23.0)

Updates `gradle-wrapper` from 9.3.0 to 9.6.1
- [Release notes](https://github.com/gradle/gradle/releases)
- [Commits](gradle/gradle@v9.3.0...v9.6.1)

---
updated-dependencies:
- dependency-name: org.apache.maven.plugin-testing:maven-plugin-testing-harness
  dependency-version: 3.5.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: minor
- dependency-name: org.mockito:mockito-core
  dependency-version: 5.23.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: minor
- dependency-name: gradle-wrapper
  dependency-version: 9.6.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

python-embed-build-common/gradle/wrapper/gradle-wrapper.jar

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-9.3.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.6.1-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME

python-embed-build-common/gradle/wrapper/gradle-wrapper.properties

@@ -56,8 +56,8 @@ dependencies {
     testImplementation 'org.junit.jupiter:junit-jupiter'
     testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
     testImplementation 'org.apache.maven:maven-compat:3.9.9'
-    testImplementation 'org.apache.maven.plugin-testing:maven-plugin-testing-harness:3.3.0'
-    testImplementation 'org.mockito:mockito-core:5.15.2'
+    testImplementation 'org.apache.maven.plugin-testing:maven-plugin-testing-harness:3.5.1'
+    testImplementation 'org.mockito:mockito-core:5.23.0'
 }
 
 tasks.withType(JavaCompile).configureEach {