update info

info.xml

@@ -12,11 +12,11 @@
     <author>KarinG and DaveD</author>
     <email>frontdesk@semper-it.com</email>
   </maintainer>
-  <releaseDate>2020-11-11</releaseDate>
-  <version>1.5.3</version>
+  <releaseDate>2021-03-13</releaseDate>
+  <version>1.6.0</version>
   <develStage>stable</develStage>
   <compatibility>
-    <ver>5.28</ver>
+    <ver>5.33</ver>
   </compatibility>
   <urls>
     <url desc="documentation">https://lab.civicrm.org/extensions/cdntaxreceipts/blob/master/README.md</url>