Update README.md

Author: jimmytwei

Tools/VTuneProfiler/matrix_multiply_vtune/README.md

@@ -132,11 +132,11 @@ Elapsed Time: 0.42209s
 
 ## Running an Intel® VTune™ Profiler analysis
 ```
-vtune -collect gpu-hotspots -- ./matrix.dpcpp
+vtune -collect gpu-hotspots -- ./matrix_multiply
 ```
 
 ## License
 Code samples are licensed under the MIT license. See
 [License.txt](https://github.com/oneapi-src/oneAPI-samples/blob/master/License.txt) for details.
 
-Third party program Licenses can be found here: [third-party-programs.txt](https://github.com/oneapi-src/oneAPI-samples/blob/master/third-party-programs.txt).
+Third party program Licenses can be found here: [third-party-programs.txt](https://github.com/oneapi-src/oneAPI-samples/blob/master/third-party-programs.txt).