removed namechanger & namechangersrv

these programs were causing boot loops on certain users & don't currently work. i will be working on fixing these programs, however they will not be included again until fully fixed.

applications/services/namechangersrv/application.fam

@@ -1,7 +0,0 @@
-App(
-    appid="namechangersrv",
-    apptype=FlipperAppType.STARTUP,
-    entry_point="namechanger_on_system_start",
-    requires=["storage"],
-    order=130,
-)