Merge pull request #504 from yuzawa-san/dependabot/gradle/com.github.…

…spotbugs-6.0.9

Bump com.github.spotbugs from 6.0.7 to 6.0.9

build.gradle

@@ -5,7 +5,7 @@ plugins {
 	id "net.researchgate.release" version "3.0.2"
 	id "com.google.protobuf" version "0.9.4"
 	id "com.diffplug.spotless" version "6.25.0"
-	id "com.github.spotbugs" version "6.0.7"
+	id "com.github.spotbugs" version "6.0.9"
 	id "com.github.jakemarsden.git-hooks" version "0.0.2"
 	id 'com.github.jk1.dependency-license-report' version '2.5'
 	id("com.netflix.nebula.ospackage") version "11.5.0"