[feature] Update Maven plugins to latest applicable versions

Author: adamretter

elemental-parent/pom.xml

@@ -124,6 +124,12 @@
     <build>
         <pluginManagement>
             <plugins>
+                <plugin>
+                    <inherited>true</inherited>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-enforcer-plugin</artifactId>
+                    <version>3.6.2</version>
+                </plugin>
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-compiler-plugin</artifactId>
@@ -137,7 +143,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-jar-plugin</artifactId>
-                    <version>3.4.2</version>
+                    <version>3.5.0</version>
                     <configuration>
                         <archive>
                             <manifest>
@@ -166,7 +172,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-source-plugin</artifactId>
-                    <version>3.3.1</version>
+                    <version>3.4.0</version>
                     <configuration>
                         <archive>
                             <manifest>
@@ -283,7 +289,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-resources-plugin</artifactId>
-                    <version>3.3.1</version>
+                    <version>3.4.0</version>
                 </plugin>
                 <plugin>
                     <groupId>com.code54.mojo</groupId>
@@ -321,7 +327,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-release-plugin</artifactId>
-                    <version>3.1.1</version>
+                    <version>3.3.1</version>
                     <configuration>
                         <autoVersionSubmodules>true</autoVersionSubmodules>
                         <tagNameFormat>elemental-@{project.version}</tagNameFormat>
@@ -368,7 +374,7 @@
                 <plugin>
                     <groupId>org.codehaus.mojo</groupId>
                     <artifactId>versions-maven-plugin</artifactId>
-                    <version>2.19.1</version>
+                    <version>2.20.1</version>
                 </plugin>
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
@@ -447,6 +453,26 @@
         </pluginManagement>
 
         <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-enforcer-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <id>enforce-maven-version</id>
+                        <goals>
+                            <goal>enforce</goal>
+                        </goals>
+                        <configuration>
+                            <rules>
+                                <requireMavenVersion>
+                                    <version>3.9.0</version>
+                                </requireMavenVersion>
+                            </rules>
+                            <fail>true</fail>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
             <plugin>
                 <groupId>com.mycila</groupId>
                 <artifactId>license-maven-plugin</artifactId>
@@ -720,4 +746,4 @@
         </repository>
     </distributionManagement>
 
-</project>
+</project>

exist-parent/pom.xml

@@ -534,7 +534,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-assembly-plugin</artifactId>
-                    <version>3.7.1</version>
+                    <version>3.8.0</version>
                     <configuration>
                         <archive>
                             <manifest>