[SYCL] Add one more test for virtual functions#14705

AlexeySachkov merged 2 commits intointel:syclintel/llvm:syclfrom

AlexeySachkov:private/asachkov/add-more-virtual-function-testsAlexeySachkov/llvm:private/asachkov/add-more-virtual-function-testsCopy head branch name to clipboard