Add tests for Ssqosid extension

[ved-rivos]

Description

Adds tests for srmcfg CSR introduced by Ssqosid extension including access to CSR by mstateen0.PRIV114

Related Issues

Please list all the issues related to this PR. Use NA if no issues exist

Ratified/Unratified Extensions

• Ratified
• Unratified

List Extensions

https://github.com/riscv/riscv-ssqosid

Reference Model Used

• SAIL - Add Ssqosid extension riscv/sail-riscv#379
• Spike
• Other - < SPECIFY HERE >

Mandatory Checklist:

• All tests are compliant with the test-format spec present in this repo ?
• Ran the new tests on RISCOF with SAIL/Spike as reference model successfully ?
• Ran the new tests on RISCOF in coverage mode
• Link to Google-Drive folder containing the new coverage reports (See this for more info): < SPECIFY HERE >
• Link to PR in RISCV-ISAC from which the reports were generated : < SPECIFY HERE >
• Changelog entry created with a minor patch

Optional Checklist:

• RISCV-V CTG PR link if tests were generated using it : Add support for unratified Ssqosid extension riscv-software-src/riscv-ctg#98
• Were the tests hand-written/modified ? : srmcfg_mstateen0.S is handwritten. srmcfg_csr-comb.S is generated and unmodified.
• Have you run these on any hard DUT model ? Please specify name and provide link if possible in the description
• If you have modified arch_test.h Please provide a detailed description of the changes in the Description section above.