test: Fix botched regex. rs=bustage

src/test/run-pass/static-fn-inline-xc.rs

@@ -13,7 +13,7 @@
 
 extern mod mycore(name ="static_fn_inline_xc_aux");
 
-use my::core::num;
+use mycore::num;
 
 fn main() {
     let _1:float = num::Num2::from_int2(1i);

src/test/run-pass/static-fn-trait-xc.rs

@@ -3,7 +3,7 @@
 
 extern mod mycore(name ="static_fn_trait_xc_aux");
 
-use my::core::num;
+use mycore::num;
 
 fn main() {
     let _1:float = num::Num2::from_int2(1i);

src/test/run-pass/use.rs

@@ -21,7 +21,7 @@ use x = zed::str;
 mod baz {
     #[legacy_exports];
     use bar::str;
-    use x = ::core::str;
+    use x = core::str;
 }
 
 fn main() { }