Disable FEATURE_STUBPRECODE_DYNAMIC_HELPERS (#113811)

It is causing rare intermittent crashes across all tests. Workaround #113810.

Author: jkotas

src/coreclr/clrfeatures.cmake

@@ -70,7 +70,3 @@ if (CLR_CMAKE_HOST_UNIX AND CLR_CMAKE_HOST_ARCH_AMD64)
   # Allow 16 byte compare-exchange (cmpxchg16b)
   add_compile_options($<${FEATURE_CORECLR_CACHED_INTERFACE_DISPATCH}:-mcx16>)
 endif()
-
-if (CLR_CMAKE_TARGET_ARCH_AMD64 OR CLR_CMAKE_TARGET_ARCH_ARM64)
-  set(FEATURE_STUBPRECODE_DYNAMIC_HELPERS 1)
-endif()