Update package.xml

Author: longxinH

package.xml

@@ -40,15 +40,15 @@
   <email>[email protected]</email>
   <active>yes</active>
  </lead>
- <date>2020-04-10</date>
- <time>15:30:00</time>
+ <date>2020-09-19</date>
+ <time>00:10:00</time>
  <version>
-  <release>2.2.0</release>
-  <api>2.2.0</api>
+  <release>2.2.1</release>
+  <api>2.2.1</api>
  </version>
  <stability>
-  <release>stable</release>
-  <api>stable</api>
+  <release>beta</release>
+  <api>beta</api>
  </stability>
  <license uri="http://www.apache.org/licenses/LICENSE-2.0.html">Apache 2.0</license>
  <notes>