[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/shader_recompiler/frontend/maxwell/decode.cpp

@@ -73,7 +73,7 @@ constexpr auto ENCODINGS{SortedEncodings()};
 constexpr int WidestLeftBits() {
     int bits{64};
     for (const InstEncoding& encoding : ENCODINGS) {
-        bits = std::min(bits, std::countr_zero(encoding.mask_value.mask));
+        bits = (std::min)(bits, std::countr_zero(encoding.mask_value.mask));
     }
     return 64 - bits;
 }
@@ -87,7 +87,7 @@ constexpr size_t ToFastLookupIndex(u64 value) {
 constexpr size_t FastLookupSize() {
     size_t max_width{};
     for (const InstEncoding& encoding : ENCODINGS) {
-        max_width = std::max(max_width, ToFastLookupIndex(encoding.mask_value.mask));
+        max_width = (std::max)(max_width, ToFastLookupIndex(encoding.mask_value.mask));
     }
     return max_width + 1;
 }