Simplify the checkstyle configuration

Author: MarkEWaite

pom.xml

@@ -33,8 +33,6 @@
     <concurrency>1C</concurrency>
     <scm-api-plugin.version>2.6.3</scm-api-plugin.version>
     <jcasc.version>1.30</jcasc.version>
-    <maven.checkstyle.plugin.version>3.1.0</maven.checkstyle.plugin.version>
-    <maven.checkstyle.version>8.24</maven.checkstyle.version>
     <linkXRef>false</linkXRef>
   </properties>
 
@@ -43,14 +41,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-checkstyle-plugin</artifactId>
-        <version>${maven.checkstyle.plugin.version}</version>
-	<dependencies>
-	  <dependency>
-	    <groupId>com.puppycrawl.tools</groupId>
-	    <artifactId>checkstyle</artifactId>
-	    <version>${maven.checkstyle.version}</version>
-	  </dependency>
-	</dependencies>
+        <version>3.1.0</version>
         <configuration>
           <configLocation>google_checks.xml</configLocation>
           <failOnViolation>true</failOnViolation>