RawParseUtils: Avoid import of java.nio.charset.StandardCharsets

The import is only needed because of a reference to it in the Javadoc,
and can be avoided by explicitly specifying the package instead, which
is how it's referenced in other cases (Constants, FileHeader).

Change-Id: I0c6254a9adf1f52fb8f2c04a858b11696ad264f5
Signed-off-by: David Pursehouse <david.pursehouse@gmail.com>

org.eclipse.jgit/src/org/eclipse/jgit/util/RawParseUtils.java

@@ -57,7 +57,6 @@ import java.nio.charset.Charset;
 import java.nio.charset.CharsetDecoder;
 import java.nio.charset.CodingErrorAction;
 import java.nio.charset.IllegalCharsetNameException;
-import java.nio.charset.StandardCharsets;
 import java.nio.charset.UnsupportedCharsetException;
 import java.util.Arrays;
 import java.util.HashMap;
@@ -76,7 +75,7 @@ public final class RawParseUtils {
 	 * UTF-8 charset constant.
 	 *
 	 * @since 2.2
-	 * @deprecated use {@link StandardCharsets#UTF_8} instead
+	 * @deprecated use {@link java.nio.charset.StandardCharsets#UTF_8} instead
 	 */
 	@Deprecated
 	public static final Charset UTF8_CHARSET = UTF_8;