fix path choices

Signed-off-by: lizzie <lizzie@eden-emu.dev>

src/dynarmic/src/dynarmic/backend/arm64/abi.h

@@ -36,7 +36,8 @@ constexpr auto Rscratch0() {
     } else if constexpr (bitsize == 64) {
         return Xscratch0;
     } else {
-        static_assert(false);
+        // TODO: This codepath is regarded as "takeable" on gcc12
+        return Xscratch0; //static_assert(false);
     }
 }
 
@@ -47,7 +48,8 @@ constexpr auto Rscratch1() {
     } else if constexpr (bitsize == 64) {
         return Xscratch1;
     } else {
-        static_assert(false);
+        // TODO: This codepath is regarded as "takeable" on gcc12
+        return Xscratch1; //static_assert(false);
     }
 }