Bump com.diffplug.spotless from 7.0.2 to 7.0.3

Bumps com.diffplug.spotless from 7.0.2 to 7.0.3.

---
updated-dependencies:
- dependency-name: com.diffplug.spotless
  dependency-version: 7.0.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

build.gradle

@@ -4,7 +4,7 @@ plugins {
   id 'maven-publish'
   id 'signing'
   id 'pmd' // code check, working on source code
-  id 'com.diffplug.spotless' version '7.0.2' //code format
+  id 'com.diffplug.spotless' version '7.0.3' //code format
   id 'com.github.spotbugs' version '6.1.7' // code check, working on byte code
   id 'de.undercouch.download' version '5.6.0'
   id 'kr.motd.sphinx' version '2.10.1' // documentation generation