[ASan] Remove COMPILER_RT_ASAN_SHADOW_SCALE_DEFINITION. (#91832)

Since the set of COMPILER_RT_ASAN_SHADOW_SCALE_DEFINITION is removed in
commit 8421fa5,
cleanup the use of COMPILER_RT_ASAN_SHADOW_SCALE_DEFINITION.

Author: Enna1

compiler-rt/lib/asan/CMakeLists.txt

@@ -88,7 +88,7 @@ set(ASAN_CFLAGS ${SANITIZER_COMMON_CFLAGS})
 
 append_list_if(MSVC /Zl ASAN_CFLAGS)
 
-set(ASAN_COMMON_DEFINITIONS ${COMPILER_RT_ASAN_SHADOW_SCALE_DEFINITION})
+set(ASAN_COMMON_DEFINITIONS "")
 
 append_rtti_flag(OFF ASAN_CFLAGS)