remove warning disable

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

Author: sarnex

.github/workflows/sycl-post-commit.yml

@@ -35,7 +35,7 @@ jobs:
       build_cache_root: "/__w/llvm"
       build_cache_suffix: default
       build_artifact_suffix: default
-      build_configure_extra_args: --no-assertions --hip --cuda --native_cpu --cmake-opt="-DSYCL_ENABLE_STACK_PRINTING=ON" --cmake-opt="-DSYCL_LIB_WITH_DEBUG_SYMBOL=ON --cmake-opt=-DCMAKE_CXX_FLAGS="-Wno-mismatched-new-delete"
+      build_configure_extra_args: --no-assertions --hip --cuda --native_cpu --cmake-opt="-DSYCL_ENABLE_STACK_PRINTING=ON" --cmake-opt="-DSYCL_LIB_WITH_DEBUG_SYMBOL=ON"
       merge_ref: ''
 
   e2e-lin: