Enable all EII tests on Windows MSVC

Author: AsakuraMizu

tests/ui/eii/duplicate/dylib_default_duplicate.rs

@@ -2,8 +2,8 @@
 //@ needs-crate-type: dylib
 //@ compile-flags: --emit link
 //@ ignore-backends: gcc
-// FIXME: linking on windows (specifically mingw) not yet supported, see tracking issue #125418
-//@ ignore-windows
+// FIXME(#125418): linking on Windows GNU targets is not yet supported.
+//@ ignore-windows-gnu
 // Regression test for https://github.com/rust-lang/rust/issues/156320.
 // A default implementation from an upstream dylib has already been selected and
 // must not be overridden by a downstream explicit implementation.

tests/ui/eii/linking/track_caller_cross_crate.rs

@@ -3,7 +3,8 @@
 //@ aux-build: track_caller_cross_other_crate.rs
 //@ compile-flags: -O
 //@ ignore-backends: gcc
-//@ ignore-windows
+// FIXME(#125418): linking on Windows GNU targets is not yet supported.
+//@ ignore-windows-gnu
 // Tests that `#[track_caller]` on an EII declaration in one crate is derived
 // onto an explicit implementation in another crate.
 

tests/ui/eii/track_caller.rs

@@ -1,6 +1,7 @@
 //@ run-pass
 //@ ignore-backends: gcc
-//@ ignore-windows
+// FIXME(#125418): linking on Windows GNU targets is not yet supported.
+//@ ignore-windows-gnu
 // Tests that `#[track_caller]` on an EII declaration is threaded through both
 // the default impl (no override) and an explicit override (which does not
 // repeat `#[track_caller]` — it is derived during codegen so the shim ABI matches).