SLING-3027 Improve Launchpad Karaf Features

Remove Fling snapshot
diff --git a/pom.xml b/pom.xml
index 7db5b2f..7dcf1f9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -535,7 +535,6 @@
             <!-- Apache Tika -->
             <feature>tika</feature>
             <!-- Apache Sling Samples -->
-            <feature>sling-samples-fling</feature>
             <!-- Composum -->
             <feature>composum-nodes</feature>
             <!-- Thymeleaf -->