refactor: ffa_vm_id_t to ffa_id_t

Redefine the type for FF-A IDs. The previous
name was tied to the notion of a VM.

Signed-off-by: J-Alves <joao.alves@arm.com>
Change-Id: I072a86fef240ef305fa46fe80d893a37df5e2172
diff --git a/inc/uapi/hf/socket.h b/inc/uapi/hf/socket.h
index 5a92ef2..279b366 100644
--- a/inc/uapi/hf/socket.h
+++ b/inc/uapi/hf/socket.h
@@ -27,6 +27,6 @@
  */
 struct hf_sockaddr {
 	__kernel_sa_family_t family;
-	ffa_vm_id_t vm_id;
+	ffa_id_t vm_id;
 	uint64_t port;
 };