Bump io.freefair.lombok from 8.3 to 8.4

Bumps [io.freefair.lombok](https://github.com/freefair/gradle-plugins) from 8.3 to 8.4.
- [Release notes](https://github.com/freefair/gradle-plugins/releases)
- [Commits](freefair/gradle-plugins@8.3...8.4)

---
updated-dependencies:
- dependency-name: io.freefair.lombok
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

build.gradle

@@ -9,7 +9,7 @@ plugins {
 	id "com.github.jakemarsden.git-hooks" version "0.0.2"
 	id 'com.github.jk1.dependency-license-report' version '2.5'
 	id("com.netflix.nebula.ospackage") version "11.5.0"
-	id "io.freefair.lombok" version "8.3"
+	id "io.freefair.lombok" version "8.4"
 }
 
 apply plugin: "java"