Bump com.gradle.plugin-publish from 2.1.1 to 2.2.1

Bumps com.gradle.plugin-publish from 2.1.1 to 2.2.1.

---
updated-dependencies:
- dependency-name: com.gradle.plugin-publish
  dependency-version: 2.2.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]

build.gradle

@@ -4,7 +4,7 @@ plugins {
     id 'eclipse'
     id 'java-gradle-plugin'
     id 'maven-publish' // used for publishing to local maven repository
-    id 'com.gradle.plugin-publish' version '2.1.1'
+    id 'com.gradle.plugin-publish' version '2.2.1'
     id 'com.gradleup.shadow' version '9.4.3'
     id 'com.github.ben-manes.versions' version '0.61.0'
 }