[NFC] remove XFAIL from test, it is passing with these changes

Author: mdtoguchi

clang/test/Driver/sycl-offload-with-split.c

@@ -284,6 +284,3 @@
 // RUN:   %clang_cl -### -fsycl -fsycl-device-code-split -fsycl-device-code-split=off %s 2>&1 \
 // RUN:    | FileCheck %s -check-prefixes=CHK-NO-SPLIT
 // CHK-NO-SPLIT-NOT: sycl-post-link{{.*}} -split{{.*}}
-
-// TODO: SYCL specific fail - analyze and enable
-// XFAIL: windows-msvc