Add unmerged subghz code (?)

applications/main/subghz/application.fam

@@ -3,6 +3,7 @@ App(
     name="SubGHz",
     apptype=FlipperAppType.APP,
     targets=["f7"],
+    cdefines=["APP_SUBGHZ"],
     entry_point="subghz_app",
     requires=[
         "gui",
@@ -25,6 +26,7 @@ App(
     targets=["f7"],
     apptype=FlipperAppType.STARTUP,
     entry_point="subghz_on_system_start",
+    requires=["subghz"],
     order=40,
 )