Bump com.diffplug.spotless from 7.0.0.BETA2 to 7.0.0.BETA4

Bumps com.diffplug.spotless from 7.0.0.BETA2 to 7.0.0.BETA4.

---
updated-dependencies:
- dependency-name: com.diffplug.spotless
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

build.gradle

@@ -2,7 +2,7 @@ plugins {
     id 'java-library'
     id "io.freefair.lombok" version "8.11"
     id "com.vanniktech.maven.publish" version "0.29.0"
-    id "com.diffplug.spotless" version "7.0.0.BETA2"
+    id "com.diffplug.spotless" version "7.0.0.BETA4"
 }
 
 version = '0.1.0'