Bump io.freefair.gradle:lombok-plugin from 9.0.0 to 9.1.0

Bumps [io.freefair.gradle:lombok-plugin](https://github.com/freefair/gradle-plugins) from 9.0.0 to 9.1.0.
- [Release notes](https://github.com/freefair/gradle-plugins/releases)
- [Commits](freefair/gradle-plugins@9.0.0...9.1.0)

---
updated-dependencies:
- dependency-name: io.freefair.gradle:lombok-plugin
  dependency-version: 9.1.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

buildSrc/build.gradle.kts

@@ -8,7 +8,7 @@ repositories {
 
 dependencies {
     implementation("net.ltgt.gradle:gradle-errorprone-plugin:4.3.0")
-    implementation("io.freefair.gradle:lombok-plugin:9.0.0")
+    implementation("io.freefair.gradle:lombok-plugin:9.1.0")
     implementation("com.bmuschko:gradle-docker-plugin:9.4.0")
     implementation("gradle.plugin.com.google.gradle:osdetector-gradle-plugin:1.7.3")
     implementation("de.thetaphi:forbiddenapis:3.10")