SCM-1008 remove unused dependencies (#167)

Author: elharo

maven-scm-plugin/pom.xml

@@ -59,12 +59,6 @@
       <version>${mavenVersion}</version>
       <scope>provided</scope>
     </dependency>
-    <dependency>
-      <groupId>org.apache.maven</groupId>
-      <artifactId>maven-artifact</artifactId>
-      <version>${mavenVersion}</version>
-      <scope>provided</scope>
-    </dependency>
     <dependency>
       <groupId>org.apache.maven</groupId>
       <artifactId>maven-compat</artifactId>
@@ -138,11 +132,6 @@
     </dependency>
 
     <!-- Test -->
-    <dependency>
-      <groupId>junit</groupId>
-      <artifactId>junit</artifactId>
-      <scope>test</scope>
-    </dependency>
     <dependency>
       <groupId>org.apache.maven.plugin-testing</groupId>
       <artifactId>maven-plugin-testing-harness</artifactId>