Added getcpu, sched_yield, setaffinity syscalls to Vanadis. Added OpenMP examples.

[PlatinumCD]

Pull Request Description

This PR adds several new features and updates to the Vanadis component in SST:

New System Calls

• Added support for:
  • sched_yield
  • sched_setaffinity
  • getcpu

Code Updates

• Updated headers to include new syscalls and fixed inconsistencies in naming.

Testing Additions

• Introduced OpenMP test examples to demonstrate and validate new syscall functionality:
• Added test scripts and binary files for easier validation.

No breaking changes are expected.

[sst-autotester]

Status Flag 'Pre-Test Inspection' - - This Pull Request Requires Inspection... The code must be inspected by a member of the Team before Testing/Merging
NO INSPECTION HAS BEEN PERFORMED ON THIS PULL REQUEST! - This PR must be inspected by setting label 'AT: PRE-TEST INSPECTED'.

[sst-autotester]

Status Flag 'Pre-Test Inspection' - - This Pull Request Requires Inspection... The code must be inspected by a member of the Team before Testing/Merging
NO INSPECTION HAS BEEN PERFORMED ON THIS PULL REQUEST! - This PR must be inspected by setting label 'AT: PRE-TEST INSPECTED'.

[gvoskuilen]

Please rebase so that all of the commits are your new commits rather than old merges from devel. See https://github.com/sstsimulator/sst-core/blob/master/CONTRIBUTING.md#forked-development for one way to avoid the extra commits when branching.

[sst-autotester]

Status Flag 'Pre-Test Inspection' - - This Pull Request Requires Inspection... The code must be inspected by a member of the Team before Testing/Merging
NO INSPECTION HAS BEEN PERFORMED ON THIS PULL REQUEST! - This PR must be inspected by setting label 'AT: PRE-TEST INSPECTED'.

[PlatinumCD]

@gvoskuilen I believe I have rebased correctly. Let me know what you think. Thank you.