[MENFORCER-490] Declare maven-enforcer-extension dependencies (#284)

Author: elharo

maven-enforcer-extension/pom.xml

@@ -34,6 +34,11 @@
       <groupId>org.apache.maven</groupId>
       <artifactId>maven-core</artifactId>
     </dependency>
+    <dependency>
+      <groupId>org.apache.maven</groupId>
+      <artifactId>maven-model</artifactId>
+      <scope>provided</scope>
+    </dependency>
     <dependency>
       <groupId>javax.inject</groupId>
       <artifactId>javax.inject</artifactId>
@@ -80,8 +85,8 @@
               <localRepositoryPath>${project.build.directory}/local-repo</localRepositoryPath>
               <settingsFile>src/it/mrm/settings.xml</settingsFile>
               <extraArtifacts>
-                <!-- artifacts in test scope is not installed by default -->
-                <!-- we only need this one not everything from test scope -->
+                <!-- Artifacts in test scope are not installed by default. -->
+                <!-- We only need this one, not everything from test scope. -->
                 <extraArtifact>org.apache.maven.plugins:maven-enforcer-plugin:${project.version}</extraArtifact>
               </extraArtifacts>
               <goals>

pom.xml

@@ -131,6 +131,12 @@
         <version>${mavenVersion}</version>
         <scope>provided</scope>
       </dependency>
+      <dependency>
+        <groupId>org.apache.maven</groupId>
+        <artifactId>maven-model</artifactId>
+        <version>${mavenVersion}</version>
+        <scope>provided</scope>
+      </dependency>
       <dependency>
         <groupId>org.eclipse.aether</groupId>
         <artifactId>aether-api</artifactId>