[asan] Remove an unsigned compare >= 0
This is not needed after we've forked the Myriad version.  Not to
mention it produces a compiler warning.
@@ -307,7 +307,7 @@ namespace __asan {
static inline bool AddrIsInLowMem(uptr a) {
PROFILE_ASAN_MAPPING();
- return a >= kLowMemBeg && a <= kLowMemEnd;
+ return a <= kLowMemEnd;
}
static inline bool AddrIsInLowShadow(uptr a) {
