Bump com.github.spotbugs.snom:spotbugs-gradle-plugin from 6.1.5 to 6.1.6 (#4114)

Author: dependabot[bot]

buildSrc/build.gradle.kts

@@ -28,7 +28,7 @@ dependencies {
 
   // When updating, update above in plugins too
   implementation("com.diffplug.spotless:spotless-plugin-gradle:7.0.2")
-  implementation("com.github.spotbugs.snom:spotbugs-gradle-plugin:6.1.5")
+  implementation("com.github.spotbugs.snom:spotbugs-gradle-plugin:6.1.6")
   implementation("com.gradleup.shadow:shadow-gradle-plugin:8.3.6")
 
   implementation("org.owasp:dependency-check-gradle:12.1.0")