Revert "Reland "[rwx][mac] Enable fast W^X on Apple Silicon (M1)""

This reverts commit 411a0157.

Reason for revert: crbug.com/1324829 (Canary crashes)

Original change's description:
> Reland "[rwx][mac] Enable fast W^X on Apple Silicon (M1)"
>
> This is a reland of commit e8cac377
> Broken jitless mode is fixed in a separate CL.
>
> Original change's description:
> > [rwx][mac] Enable fast W^X on Apple Silicon (M1)
> >
> > Bug: v8:12797
> > Change-Id: I53bb803dd77db5bdd42b1a1b4b568e63857adf31
> > Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3598861
> > Reviewed-by: Toon Verwaest <verwaest@chromium.org>
> > Commit-Queue: Igor Sheludko <ishell@chromium.org>
> > Cr-Commit-Position: refs/heads/main@{#80396}
>
> Bug: v8:12797
> Change-Id: I5436ceced5d4673f3b80d9cacdb3d6e84012c6e7
> Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3635720
> Reviewed-by: Toon Verwaest <verwaest@chromium.org>
> Commit-Queue: Igor Sheludko <ishell@chromium.org>
> Cr-Commit-Position: refs/heads/main@{#80450}

Bug: v8:12797
Change-Id: If776ccb6ce9f41a84b94409ec5cae91c0915f129
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3644620
Commit-Queue: Igor Sheludko <ishell@chromium.org>
Reviewed-by: Leszek Swirski <leszeks@chromium.org>
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Cr-Commit-Position: refs/heads/main@{#80496}

src/common/globals.h

@@ -188,7 +188,8 @@ using CodeT = Code;
 //
 #if V8_HAS_PTHREAD_JIT_WRITE_PROTECT && \
     !(defined(V8_COMPRESS_POINTERS) && !defined(V8_EXTERNAL_CODE_SPACE))
-#define V8_HEAP_USE_PTHREAD_JIT_WRITE_PROTECT true
+// TODO(v8:12797): enable fast W^X permissions switching on Apple Silicon.
+#define V8_HEAP_USE_PTHREAD_JIT_WRITE_PROTECT false
 #else
 #define V8_HEAP_USE_PTHREAD_JIT_WRITE_PROTECT false
 #endif