chore(deps): bump com.github.spotbugs from 6.1.+ to 6.4.4

Bumps com.github.spotbugs from 6.1.+ to 6.4.4.

---
updated-dependencies:
- dependency-name: com.github.spotbugs
  dependency-version: 6.4.4
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

settings.gradle.kts

@@ -53,7 +53,7 @@ pluginManagement {
         fun PluginDependenciesSpec.idv(id: String, key: String = id) = id(id) version key.v()
 
         id("biz.aQute.bnd.builder") version "6.4.0"
-        id("com.github.spotbugs") version "6.1.+"
+        id("com.github.spotbugs") version "6.4.+"
         id("com.diffplug.spotless") version "6.13.0" // 6.13.0 is the last version that is compatible with Java 8
         id("com.github.vlsi.gradle-extensions") version "1.+"
         id("com.github.vlsi.stage-vote-release") version "1.+"