Bump com.gradle.plugin-publish from 1.2.1 to 1.2.2

Bumps com.gradle.plugin-publish from 1.2.1 to 1.2.2.

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

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

plugin/build.gradle

@@ -1,5 +1,5 @@
 plugins {
-  id "com.gradle.plugin-publish" version "1.2.1"
+  id "com.gradle.plugin-publish" version "1.2.2"
   id "java-gradle-plugin"
 }