Bump com.github.spotbugs from 6.0.15 to 6.0.16 (#1096)

Bumps com.github.spotbugs from 6.0.15 to 6.0.16.

---
updated-dependencies:
- dependency-name: com.github.spotbugs
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

build.gradle

@@ -5,7 +5,7 @@ plugins {
   id 'signing'
   id 'pmd' // code check, working on source code
   id 'com.diffplug.spotless' version '6.25.0' //code format
-  id 'com.github.spotbugs' version '6.0.15' // code check, working on byte code
+  id 'com.github.spotbugs' version '6.0.16' // code check, working on byte code
   id 'de.undercouch.download' version '5.6.0'
   id 'kr.motd.sphinx' version '2.10.1' // documentation generation
   id 'jacoco' // java code coverage plugin