Adding pSTL-offload sample

[Shwetha-Selma]

Adding a New Sample(s)

Description

pSTL-offload sample demonstrates the offloading of C++ standard parallel algorithms to a SYCL device.

Code Development

• [X] Implement coding guidelines and ensure code quality. see wiki for details
• [X] Adhere to readme template
• [X] Enforce format via clang-format config file
• [X] Adhere to sample.json specification. https://github.com/oneapi-src/oneAPI-samples/wiki/sample-json-specification
• [X] Ensure/create CI test configurations for sample (ciTests field) https://github.com/oneapi-src/oneAPI-samples/wiki/sample-json-ci-test-object
• [X] Run jsonlint on sample.json to verify json syntax. www.jsonlint.com

Security and Legal

• [ ] OSPDT Approval (see Project Manager for assistance)
• [X] Compile using the following compiler flags and fix any warnings, the falgs are: "/Wall -Wformat-security -Werror=format-security"
• [ ] Bandit Scans (Python only)
• [ ] Virus scan