File display-manager.patch of Package cosmic-greeter-git

diff --unified --recursive --text a/debian/cosmic-greeter.service b/debian/cosmic-greeter.service
--- a/debian/cosmic-greeter.service	2024-08-05 12:38:49.374088578 -0600
+++ b/debian/cosmic-greeter.service	2024-08-18 09:39:23.736710701 -0600
@@ -17,6 +17,5 @@
 StartLimitBurst=5
 StartLimitInterval=30
 
-# Managed by debconf
-#[Install]
-#Alias=display-manager.service
+[Install]
+Alias=display-manager.service