ci: set scm tag

Author: javier-godoy

pom.xml

@@ -36,7 +36,7 @@
 		<url>https://github.com/FlowingCode/YearMonthCalendarAddon</url>
 		<connection>scm:git:git://github.com/FlowingCode/YearMonthCalendarAddon.git</connection>
 		<developerConnection>scm:git:ssh://git@github.com:/FlowingCode/YearMonthCalendarAddon.git</developerConnection>
-		<tag>master</tag>
+		<tag>2.x</tag>
 	</scm>
 
 	<dependencyManagement>