chore: fix various non-functional checkstyle warnings (#865)

* Fix various non-functional checkstyle warnings

* Update google-http-client/src/main/java/com/google/api/client/http/GZipEncoding.java

* Update google-http-client/src/main/java/com/google/api/client/http/GZipEncoding.java

Co-authored-by: Chanseok Oh <[email protected]>

Author: Anusien

google-http-client/src/main/java/com/google/api/client/http/GZipEncoding.java

@@ -45,6 +45,7 @@ public void close() throws IOException {
             try {
               flush();
             } catch (IOException ignored) {
+              // fall through
             }
           }
         };

google-http-client/src/main/java/com/google/api/client/testing/util/TestableByteArrayInputStream.java

@@ -41,7 +41,7 @@ public TestableByteArrayInputStream(byte[] buf) {
    * @param offset offset in the buffer of the first byte to read
    * @param length maximum number of bytes to read from the buffer
    */
-  public TestableByteArrayInputStream(byte buf[], int offset, int length) {
+  public TestableByteArrayInputStream(byte[] buf, int offset, int length) {
     super(buf);
   }
 

google-http-client/src/main/java/com/google/api/client/util/ArrayValueMap.java

@@ -11,6 +11,7 @@
  * or implied. See the License for the specific language governing permissions and limitations under
  * the License.
  */
+
 package com.google.api.client.util;
 
 import java.lang.reflect.Field;