Bump org.codehaus.mojo:mojo-parent from 78 to 81 (#204)

* Bump org.codehaus.mojo:mojo-parent from 78 to 81

Bumps [org.codehaus.mojo:mojo-parent](https://github.com/mojohaus/mojo-parent) from 78 to 81.
- [Release notes](https://github.com/mojohaus/mojo-parent/releases)
- [Commits](https://github.com/mojohaus/mojo-parent/commits)

---
updated-dependencies:
- dependency-name: org.codehaus.mojo:mojo-parent
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

* Fix build with new parent

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Slawomir Jaranowski <s.jaranowski@gmail.com>

Author: dependabot[bot]

README.md

@@ -1,5 +1,5 @@
 # MojoHaus Build Helper Maven Plugin
- 
+
 [![The MIT License](https://img.shields.io/github/license/mojohaus/build-helper-maven-plugin.svg?label=License)](https://opensource.org/licenses/MIT)
 [![Maven Central](https://img.shields.io/maven-central/v/org.codehaus.mojo/build-helper-maven-plugin.svg?label=Maven%20Central)](https://search.maven.org/artifact/org.codehaus.mojo/build-helper-maven-plugin)
 [![Build Status](https://github.com/mojohaus/build-helper-maven-plugin/workflows/GitHub%20CI/badge.svg?branch=master)](https://github.com/mojohaus/build-helper-maven-plugin/actions/workflows/maven.yml?query=branch%3Amaster)
@@ -21,3 +21,4 @@ For publishing the site do the following:
 cd target/checkout
 mvn verify site site:stage scm-publish:publish-scm
 ```
+

pom.xml

@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.codehaus.mojo</groupId>
     <artifactId>mojo-parent</artifactId>
-    <version>78</version>
+    <version>81</version>
   </parent>
 
   <artifactId>build-helper-maven-plugin</artifactId>
@@ -74,7 +74,6 @@
   </ciManagement>
 
   <properties>
-    <recommendedJavaBuildVersion>11</recommendedJavaBuildVersion>
     <scmpublish.content>${project.build.directory}/staging/build-helper-maven-plugin</scmpublish.content>
     <project.build.outputTimestamp>2023-11-24T19:44:40Z</project.build.outputTimestamp>
   </properties>
@@ -133,6 +132,18 @@
     </dependency>
   </dependencies>
 
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-checkstyle-plugin</artifactId>
+        <configuration>
+          <violationIgnore>MagicNumber</violationIgnore>
+        </configuration>
+      </plugin>
+    </plugins>
+  </build>
+
   <profiles>
 
     <profile>
@@ -164,29 +175,6 @@
       </build>
     </profile>
 
-    <profile>
-      <id>java11+</id>
-      <activation>
-        <jdk>[11,)</jdk>
-      </activation>
-      <build>
-        <plugins>
-          <plugin>
-            <groupId>com.diffplug.spotless</groupId>
-            <artifactId>spotless-maven-plugin</artifactId>
-          </plugin>
-          <plugin>
-            <groupId>org.apache.maven.plugins</groupId>
-            <artifactId>maven-checkstyle-plugin</artifactId>
-            <configuration>
-              <configLocation>${checkstyle.spotless.config}</configLocation>
-              <violationIgnore>MagicNumber</violationIgnore>
-            </configuration>
-          </plugin>
-        </plugins>
-      </build>
-    </profile>
-
     <!-- This plugin's configuration is used to store Eclipse m2e settings only. It has no influence on the Maven build itself. -->
     <profile>
       <id>only-eclipse</id>