Configure maven-resources-plugin in Root POM (#538)

Configures `maven-resources-plugin` in root POM, to set the version centrally.

Author: Chrimle

mustache-templates/pom.xml

@@ -60,10 +60,6 @@
         <maven.compiler.release>17</maven.compiler.release>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
-        <!-- Build Plugin Versions -->
-        <maven-resources-plugin.version>3.3.1</maven-resources-plugin.version>
-        <!-- / Build Plugin Versions -->
-
         <!-- Location of updated `.mustache` template files -->
         <original-mustache-templates-directory>src/main/resources/templates</original-mustache-templates-directory>
         <updated-mustache-templates-directory>${project.build.outputDirectory}/templates</updated-mustache-templates-directory>
@@ -73,9 +69,7 @@
         <plugins>
             <!-- Propagate Maven Project properties to any variables, such as '${project.version}' -->
             <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-resources-plugin</artifactId>
-                <version>${maven-resources-plugin.version}</version>
                 <executions>
                     <execution>
                         <id>propagate-maven-project-properties</id>

pom.xml

@@ -85,6 +85,7 @@
         <maven-dependency-plugin.version>3.9.0</maven-dependency-plugin.version>
         <maven-deploy-plugin.version>3.1.4</maven-deploy-plugin.version>
         <maven-jar-plugin.version>3.4.2</maven-jar-plugin.version>
+        <maven-resources-plugin.version>3.3.1</maven-resources-plugin.version>
         <!-- / Build Plugin Versions -->
 
         <!-- Publish to Maven Central Repository -->
@@ -279,6 +280,12 @@
                     <artifactId>openapi-generator-maven-plugin</artifactId>
                     <version>${openapi-generator-maven-plugin.version}</version>
                 </plugin>
+                <!-- Common maven-resources-plugin Version -->
+                <plugin>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-resources-plugin</artifactId>
+                    <version>${maven-resources-plugin.version}</version>
+                </plugin>
             </plugins>
         </pluginManagement>
         <plugins>