Update plugin spotless to v6.23.3 (#211)

Author: slack-oss-bot

gradle/libs.versions.toml

@@ -12,7 +12,7 @@ lint = { id = "com.android.lint", version = "8.2.0" }
 kotlin-jvm = { id = "org.jetbrains.kotlin.jvm", version.ref = "kotlin" }
 ksp = { id = "com.google.devtools.ksp", version = "1.9.21-1.0.15" }
 mavenPublish = { id = "com.vanniktech.maven.publish", version = "0.25.3" }
-spotless = { id = "com.diffplug.spotless", version = "6.22.0" }
+spotless = { id = "com.diffplug.spotless", version = "6.23.3" }
 
 [libraries]
 autoService-annotations = "com.google.auto.service:auto-service-annotations:1.1.1"