[cmake] enable clang-cl and WoA builds (#348)

Compilation and CMake fixes for both Windows on ARM and clang-cl, meaning Windows can now be built on both MSVC and clang on both amd64 and aarch64.

Compiling on clang is *dramatically* faster so this should be useful for CI.

Co-authored-by: crueter <crueter@eden-emu.dev>
Co-authored-by: crueter <crueter@crueter.xyz>
Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/348
Reviewed-by: CamilleLaVey <camillelavey99@gmail.com>
Reviewed-by: crueter <crueter@eden-emu.dev>
Co-authored-by: lizzie <lizzie@eden-emu.dev>
Co-committed-by: lizzie <lizzie@eden-emu.dev>

src/video_core/control/channel_state_cache.h

@@ -73,7 +73,7 @@ public:
     }
 
 protected:
-    static constexpr size_t UNSET_CHANNEL{std::numeric_limits<size_t>::max()};
+    static constexpr size_t UNSET_CHANNEL{(std::numeric_limits<size_t>::max)()};
 
     P* channel_state;
     size_t current_channel_id{UNSET_CHANNEL};