Update .app files (#3024)

Co-authored-by: GitHub Actions <github-actions[bot]@users.noreply.github.com>

Author: community-scripts-pr-app[bot]

ct/headers/fluid-calendar

@@ -0,0 +1,6 @@
+    ______      _     __                 __               __          
+   / __/ /_  __(_)___/ /     _________ _/ /__  ____  ____/ /___ ______
+  / /_/ / / / / / __  /_____/ ___/ __ `/ / _ \/ __ \/ __  / __ `/ ___/
+ / __/ / /_/ / / /_/ /_____/ /__/ /_/ / /  __/ / / / /_/ / /_/ / /    
+/_/ /_/\__,_/_/\__,_/      \___/\__,_/_/\___/_/ /_/\__,_/\__,_/_/     
+