Exclude svnapot svpbmt

[chihminchao]

Description

There are testcase in sv39/sv48/sv57 to test the reserved field defined by Svnapot and Svpbmt. They should be excluded when the model support one of the features, turned on by ISA string.
The patch adds negative matching rule to exclude the testcases.

Related Issues

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

Ratified/Unratified Extensions

• Ratified
• Unratified

List Extensions

List the extensions that your PR affects. In case of unratified extensions, please provide a link to the spec draft that was referred to make this PR.

Reference Model Used

• SAIL
• 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 >

Optional Checklist:

• Were the tests hand-written/modified ?
• 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.

[jamesbeyond]

ACT repository have been updated act4 as the default branch, in act4 we have #908 PR covers the same virtual memory test cases. please check out this PR. We'll close this PR for now.

[chihminchao]

Thanks for the information that I miss and are written in readme