chore(deps): update dependency com.diffplug.spotless:spotless-maven-plugin to v3.1.0 (#1639)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Simon Schrottner <simon.schrottner@dynatrace.com>

Author: renovate[bot]

pom.xml

@@ -485,7 +485,7 @@
                     <plugin>
                         <groupId>com.diffplug.spotless</groupId>
                         <artifactId>spotless-maven-plugin</artifactId>
-                        <version>3.0.0</version>
+                        <version>3.1.0</version>
                         <configuration>
                             <!-- optional: limit format enforcement to just the files changed by this feature branch -->
                             <!--                <ratchetFrom>origin/main</ratchetFrom>-->