Avoid a few more GetModuleHandle calls.

diff --git a/controls/edit.c b/controls/edit.c
index 377a8d4..82b289c 100644
--- a/controls/edit.c
+++ b/controls/edit.c
@@ -3688,7 +3688,7 @@
  */
 static void EDIT_WM_ContextMenu(EDITSTATE *es, INT x, INT y)
 {
-	HMENU menu = LoadMenuA(GetModuleHandleA("USER32"), "EDITMENU");
+	HMENU menu = LoadMenuA(user32_module, "EDITMENU");
 	HMENU popup = GetSubMenu(menu, 0);
 	UINT start = es->selection_start;
 	UINT end = es->selection_end;