Upgrade Maven plugin versions

- upgrade exec-maven-plugin to 3.1.1
- upgrade flatten-maven-plugin to 1.6.0
- upgrade maven-checkstyle-plugin to 3.3.1
- upgrade maven-compiler-plugin to 3.12.1
- upgrade maven-deploy-plugin to 3.1.1
- upgrade maven-enforcer-plugin to 3.4.1
- upgrade maven-install-plugin to 3.1.1
- upgrade maven-jacoco-plugin to 0.8.10
- upgrade maven-jar-plugin to 3.3.0
- upgrade maven-javadoc-plugin to 3.6.3
- upgrade maven-release-plugin to 3.0.1
- upgrade maven-resources-plugin to 3.3.1
- upgrade maven-site-plugin to 3.12.1
- upgrade maven-source-plugin to 3.3.0
- upgrade spring-javaformat-checkstyle to 0.0.41

pom.xml

@@ -87,28 +87,27 @@
 
         <!-- plugin dependency versions (alphabetically) -->
         <dependency-check-maven.version>8.1.2</dependency-check-maven.version>
-        <doxia-module-markdown.version>1.0</doxia-module-markdown.version>
-        <exec-maven-plugin.version>3.0.0</exec-maven-plugin.version>
-        <flatten-maven-plugin.version>1.2.7</flatten-maven-plugin.version>
-        <maven-checkstyle-plugin.version>3.2.2</maven-checkstyle-plugin.version>
-        <maven-compiler-plugin.version>3.8.1</maven-compiler-plugin.version>
-        <maven-deploy-plugin.version>2.8.2</maven-deploy-plugin.version>
-        <maven-enforcer-plugin.version>3.0.0</maven-enforcer-plugin.version>
+        <exec-maven-plugin.version>3.1.1</exec-maven-plugin.version>
+        <flatten-maven-plugin.version>1.6.0</flatten-maven-plugin.version>
+        <maven-checkstyle-plugin.version>3.3.1</maven-checkstyle-plugin.version>
+        <maven-compiler-plugin.version>3.12.1</maven-compiler-plugin.version>
+        <maven-deploy-plugin.version>3.1.1</maven-deploy-plugin.version>
+        <maven-enforcer-plugin.version>3.4.1</maven-enforcer-plugin.version>
         <maven-gpg-plugin.version>1.6</maven-gpg-plugin.version>
-        <maven-install-plugin.version>2.5.2</maven-install-plugin.version>
-        <maven-jacoco-plugin.version>0.8.7</maven-jacoco-plugin.version>
-        <maven-jar-plugin.version>3.2.2</maven-jar-plugin.version>
-        <maven-javadoc-plugin.version>3.3.1</maven-javadoc-plugin.version>
-        <maven-release-plugin.version>2.5.3</maven-release-plugin.version>
-        <maven-resources-plugin.version>3.2.0</maven-resources-plugin.version>
-        <maven-site-plugin.version>3.9.1</maven-site-plugin.version>
-        <maven-source-plugin.version>3.2.1</maven-source-plugin.version>
+        <maven-install-plugin.version>3.1.1</maven-install-plugin.version>
+        <maven-jacoco-plugin.version>0.8.10</maven-jacoco-plugin.version>
+        <maven-jar-plugin.version>3.3.0</maven-jar-plugin.version>
+        <maven-javadoc-plugin.version>3.6.3</maven-javadoc-plugin.version>
+        <maven-release-plugin.version>3.0.1</maven-release-plugin.version>
+        <maven-resources-plugin.version>3.3.1</maven-resources-plugin.version>
+        <maven-site-plugin.version>3.12.1</maven-site-plugin.version>
+        <maven-source-plugin.version>3.3.0</maven-source-plugin.version>
         <maven-surefire-plugin.version>2.22.2</maven-surefire-plugin.version>
         <nexus-staging-maven-plugin.version>1.6.13</nexus-staging-maven-plugin.version>
         <versions-maven-plugin>2.13.0</versions-maven-plugin>
 
         <checkstyle.version>9.3</checkstyle.version>
-        <spring-javaformat-checkstyle.version>0.0.39</spring-javaformat-checkstyle.version>
+        <spring-javaformat-checkstyle.version>0.0.41</spring-javaformat-checkstyle.version>
 
         <!-- dependency versions (alphabetically) -->
         <assertj.version>3.25.2</assertj.version>