Bump io.freefair.gradle:lombok-plugin from 8.4 to 8.6 (#52)

Bumps [io.freefair.gradle:lombok-plugin](https://github.com/freefair/gradle-plugins) from 8.4 to 8.6.
- [Release notes](https://github.com/freefair/gradle-plugins/releases)
- [Commits](freefair/gradle-plugins@8.4...8.6)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Alex <[email protected]>

buildSrc/build.gradle.kts

@@ -7,7 +7,7 @@ repositories {
 }
 
 dependencies {
-    implementation("io.freefair.gradle:lombok-plugin:8.4")
+    implementation("io.freefair.gradle:lombok-plugin:8.6")
     implementation("io.spring.gradle:dependency-management-plugin:1.1.4")
     implementation("org.gradle.toolchains:foojay-resolver:0.8.0")
 }