Fix Javadoc warning.

Package-private methods don't seen @SInCE tags.

Author: garydgregory

src/main/java/org/apache/commons/compress/archivers/tar/TarArchiveEntry.java

@@ -2015,8 +2015,7 @@ public String toString() {
     /**
      * Update the entry using a map of pax headers.
      *
-     * @param headers.
-     * @since 1.15
+     * @param headers PAX headers.
      */
     void updateEntryFromPaxHeaders(final Map<String, String> headers) throws IOException {
         for (final Map.Entry<String, String> ent : headers.entrySet()) {