[SYCL][DeviceSanitizer] Fix incorrect private shadow range check (#14842)

A simple typo introduced in #13450

Was causing false-positive `[kernel] Private shadow memory out-of-bound`
errors.

Author: al42and

libdevice/sanitizer_utils.cpp

@@ -196,7 +196,7 @@ inline uptr MemToShadow_DG2(uptr addr, uint32_t as) {
 
     auto launch_info = (__SYCL_GLOBAL__ const LaunchInfo *)__AsanLaunchInfo;
     const auto shadow_offset = launch_info->PrivateShadowOffset;
-    const auto shadow_offset_end = launch_info->LocalShadowOffsetEnd;
+    const auto shadow_offset_end = launch_info->PrivateShadowOffsetEnd;
 
     if (shadow_offset == 0) {
       return 0;