increment the SYCL_DEV_ABI_VERSION to 15

Signed-off-by: Byoungro So <byoungro.so@intel.com>

Author: bso-intel

sycl/CMakeLists.txt

@@ -30,7 +30,7 @@ set(SYCL_MINOR_VERSION 7)
 set(SYCL_PATCH_VERSION 0)
 # Don't forget to re-enable sycl_symbols_windows.dump once we leave ABI-breaking
 # window!
-set(SYCL_DEV_ABI_VERSION 10)
+set(SYCL_DEV_ABI_VERSION 15)
 if (SYCL_ADD_DEV_VERSION_POSTFIX)
   set(SYCL_VERSION_POSTFIX "-${SYCL_DEV_ABI_VERSION}")
 endif()