[SYCL][ESIMD][E2E] Fix aot_mixed.cpp (#12650)

Arg was wrong. Manually tested this. CI is current broken because of
this,

Signed-off-by: Nick Sarnie <nick.sarnie@intel.com>

sycl/test-e2e/ESIMD/aot_mixed.cpp

@@ -7,9 +7,9 @@
 //===----------------------------------------------------------------------===//
 // TODO: Enable on other GPUs once internal ticket is fixed
 // REQUIRES: ocloc && gpu-intel-gen12
-// RUN: %clangxx -fsycl -fsycl-targets=spir64_gen -Xsycl-target-backend=spir64_gen -Xs "-device tgllp" -o %t.sycl.out -DENABLE_SYCL=0 %s
+// RUN: %clangxx -fsycl -fsycl-targets=spir64_gen -Xsycl-target-backend=spir64_gen "-device tgllp" -o %t.sycl.out -DENABLE_SYCL=0 %s
 // RUN: %{run} %t.sycl.out
-// RUN: %clangxx -fsycl -fsycl-targets=spir64_gen -Xsycl-target-backend=spir64_gen -Xs "-device tgllp" -o %t.out %s
+// RUN: %clangxx -fsycl -fsycl-targets=spir64_gen -Xsycl-target-backend=spir64_gen "-device tgllp" -o %t.out %s
 // RUN: %{run} %t.out
 
 // This test checks the following ESIMD ahead-of-time compilation scenarios: