Added manifest version 1.6

Author: aurelclockify

addon-sdk/pom.xml

@@ -6,7 +6,7 @@
 
     <groupId>com.cake.clockify</groupId>
     <artifactId>addon-sdk</artifactId>
-    <version>1.5.3</version>
+    <version>1.5.4</version>
 
     <properties>
         <maven.compiler.source>17</maven.compiler.source>