Update dependency com.diffplug.spotless:spotless-plugin-gradle to v8.1.0

Author: renovate[bot]

gradle/libs.versions.toml

@@ -63,7 +63,7 @@ gradlePlugin-mavenPublish = "com.vanniktech:gradle-maven-publish-plugin:0.35.0"
 gradlePlugin-mavenSympathy = "io.github.usefulness.maven-sympathy:io.github.usefulness.maven-sympathy.gradle.plugin:0.3.0"
 gradlePlugin-mrjar = "me.champeau.mrjar:me.champeau.mrjar.gradle.plugin:0.1.1"
 gradlePlugin-shadow = "com.gradleup.shadow:shadow-gradle-plugin:9.2.2"
-gradlePlugin-spotless = "com.diffplug.spotless:spotless-plugin-gradle:8.0.0"
+gradlePlugin-spotless = "com.diffplug.spotless:spotless-plugin-gradle:8.1.0"
 hamcrestLibrary = "org.hamcrest:hamcrest-library:3.0"
 httpClient5 = "org.apache.httpcomponents.client5:httpclient5:5.5.1"
 #noinspection NewerVersionAvailable