HADOOP-14414. Calling maven-site-plugin directly for docs profile is unnecessary (Andras Bokor via aw)

hadoop-common-project/hadoop-auth/pom.xml

@@ -243,18 +243,6 @@
       </activation>
       <build>
         <plugins>
-          <plugin>
-            <groupId>org.apache.maven.plugins</groupId>
-            <artifactId>maven-site-plugin</artifactId>
-            <executions>
-              <execution>
-                <phase>package</phase>
-                <goals>
-                  <goal>site</goal>
-                </goals>
-              </execution>
-            </executions>
-          </plugin>
           <plugin>
             <groupId>org.apache.maven.plugins</groupId>
             <artifactId>maven-javadoc-plugin</artifactId>

hadoop-common-project/hadoop-kms/pom.xml

@@ -246,30 +246,6 @@
   </build>
 
   <profiles>
-    <profile>
-      <id>docs</id>
-      <activation>
-        <activeByDefault>false</activeByDefault>
-      </activation>
-      <build>
-        <plugins>
-          <plugin>
-            <groupId>org.apache.maven.plugins</groupId>
-            <artifactId>maven-site-plugin</artifactId>
-            <executions>
-              <execution>
-                <id>docs</id>
-                <phase>prepare-package</phase>
-                <goals>
-                  <goal>site</goal>
-                </goals>
-              </execution>
-            </executions>
-          </plugin>
-        </plugins>
-      </build>
-    </profile>
-
     <profile>
       <id>dist</id>
       <activation>

hadoop-hdfs-project/hadoop-hdfs-httpfs/pom.xml

@@ -385,30 +385,6 @@
       </build>
     </profile>
     
-    <profile>
-      <id>docs</id>
-      <activation>
-        <activeByDefault>false</activeByDefault>
-      </activation>
-      <build>
-        <plugins>
-          <plugin>
-            <groupId>org.apache.maven.plugins</groupId>
-            <artifactId>maven-site-plugin</artifactId>
-            <executions>
-              <execution>
-                <id>docs</id>
-                <phase>prepare-package</phase>
-                <goals>
-                  <goal>site</goal>
-                </goals>
-              </execution>
-            </executions>
-          </plugin>
-        </plugins>
-      </build>
-    </profile>
-
     <profile>
       <id>dist</id>
       <activation>

hadoop-tools/hadoop-sls/pom.xml

@@ -144,28 +144,6 @@
   </build>
 
   <profiles>
-    <profile>
-      <id>docs</id>
-      <activation>
-        <activeByDefault>false</activeByDefault>
-      </activation>
-      <build>
-        <plugins>
-          <plugin>
-            <groupId>org.apache.maven.plugins</groupId>
-            <artifactId>maven-site-plugin</artifactId>
-            <executions>
-              <execution>
-                <phase>package</phase>
-                <goals>
-                  <goal>site</goal>
-                </goals>
-              </execution>
-            </executions>
-          </plugin>
-        </plugins>
-      </build>
-    </profile>
     <profile>
       <id>dist</id>
       <activation>