Moved tests back to compile-test if they don't work on ui.

Author: davidtwco

src/test/ui/coercion/coerce-unsafe-to-closure.rs renamed to src/test/compile-fail/coerce-unsafe-to-closure.rs

@@ -11,9 +11,6 @@
 // ignore-tidy-linelength
 // ignore-windows
 
-// error-pattern: cannot declare a new module at this location
-// error-pattern: maybe move this module
-
 mod auxiliary {
     mod foo;
 }