build(deps): bump org.pf4j:pf4j in /serverpackcreator-plugin-example

Bumps [org.pf4j:pf4j](https://github.com/pf4j/pf4j) from 3.11.0 to 3.12.0.
- [Release notes](https://github.com/pf4j/pf4j/releases)
- [Changelog](https://github.com/pf4j/pf4j/blob/master/CHANGELOG.md)
- [Commits](pf4j/pf4j@release-3.11.0...release-3.12.0)

---
updated-dependencies:
- dependency-name: org.pf4j:pf4j
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

serverpackcreator-plugin-example/build.gradle.kts

@@ -30,8 +30,8 @@ val pluginDescription = "An example plugin for ServerPackCreator, written in Kot
 val pluginAuthor = "Griefed"
 
 dependencies {
-    annotationProcessor("org.pf4j:pf4j:3.11.0")
-    kapt("org.pf4j:pf4j:3.11.0")
+    annotationProcessor("org.pf4j:pf4j:3.12.0")
+    kapt("org.pf4j:pf4j:3.12.0")
     /*
      * CAUTION: When copying the code of the example plugin, make sure to change the dependency on
      * the API to implementation("de.griefed:serverpackcreator:serverpackcreator-api:$VERSION")