internal/rosa: populate runtime dependencies

This also removes manually resolved indirect dependencies.

Signed-off-by: Ophestra <cat@gensokyo.uk>

internal/rosa/wayland.go

@@ -42,6 +42,12 @@ func init() {
 		Description: "core Wayland window system code and protocol",
 		Website:     "https://wayland.freedesktop.org/",
 
+		Dependencies: P{
+			Libffi,
+			Libexpat,
+			Libxml2,
+		},
+
 		ID: 10061,
 	}
 }
@@ -112,9 +118,6 @@ GitLab
 		},
 	}, (*MesonHelper)(nil),
 		Wayland,
-		Libffi,
-		Libexpat,
-		Libxml2,
 	), version
 }
 func init() {