[SYCL][COMPAT] Updated README to include the new set_default_queue fu…

…nctionality

Signed-off-by: Alberto Cabrera <alberto.cabrera@codeplay.com>

sycl/doc/syclcompat/README.md

@@ -742,6 +742,10 @@ sycl::queue create_queue(bool print_on_async_exceptions = false,
 // device manager.
 sycl::queue get_default_queue();
 
+// Util function to set the default queue of the current device in the
+// device manager.
+void set_default_queue(const sycl::queue &q);
+
 // Util function to wait for the queued kernels.
 void wait(sycl::queue q = get_default_queue());
 
@@ -807,6 +811,7 @@ class device_ext : public sycl::device {
  void reset();
 
  sycl::queue *default_queue();
+ void set_default_queue(const sycl::queue &q);
  void queues_wait_and_throw();
  sycl::queue *create_queue(bool print_on_async_exceptions = false,
  bool in_order = true);