Add 1.1.2 release notes

Author: Suzie97

data/com.github.suzie97.communique.appdata.xml.in

@@ -94,6 +94,14 @@
     <content_attribute id="money-gambling">none</content_attribute>
   </content_rating>
   <releases>
+    <release version="1.1.2" date="2021-12-28">
+      <description>
+        <p>Improvements:</p>
+        <ul>
+          <li>Users can now pay for the app on AppCenter</li>
+        </ul>
+      </description>
+    </release>
     <release version="1.1.1" date="2021-10-02">
       <description>
         <p>Bug Fixes:</p>