test: remove package-wide import assumptions

test/wcc/data/r699_usepromote_var/case.ww

@@ -1,13 +1,8 @@
 //ww:run-exit 42
 package main;
-// migrated from test/wcc/699_use_promote_alias.c: SK_USE->SK_VAR promotion must keep use_alias so `varmod.flag` resolves.
-package varmod;
-export let varmod: i32 = 0i32;
-export type flag = enum i32 {
-	NONE = 0,
-	A    = 42,
-};
-package main;
+// migrated from test/wcc/699_use_promote_alias.c: importing a package whose
+// export has the same name as its default qualifier must retain the qualifier
+// binding so `varmod.flag` resolves.
 import varmod;
 fn main() i32 = {
 	let m: varmod.flag = varmod.flag.A;