Fix namespace

Signed-off-by: Sidorov, Dmitry <[email protected]>

Author: MrSidims

sycl/include/sycl/ext/oneapi/experimental/bfloat16.hpp

@@ -16,6 +16,7 @@
 #endif
 
 namespace sycl {
+__SYCL_INLINE_VER_NAMESPACE(_V1) {
 namespace ext {
 namespace oneapi {
 namespace experimental {