~prop snippet name to mirror official snippet name

official snippet uses some weird c++ styling, not really good for c#.
Thus, reimplement with my own snippet

doom.d/snippets/csharp-mode/prop

@@ -1,5 +1,5 @@
 # -*- mode: snippet -*-
-# name: Property
+# name: property ... ... { ... }
 # key: prop
 # condition: t
 # --