test: prove ordinary import binding modes

test/wcc/data/r989_trycallcollide_call/case.ww

@@ -11,4 +11,4 @@ export type gerr2 = !u8;
 export fn op() (i32 | gerr1 | gerr2) = { return 0; };
 package main;
 import beta;
-fn main() int = { match (beta.user()) { case let n: i32 => return n: int; case berr => return 99; }; };
+fn main() int = { match (beta.user()) { case let n: i32 => return n: int; case beta.berr => return 99; }; };