sysutils/swtpm: Update to 0.10.1

Add support of test suite:

• python dependency
• remove test_ctrlchannel because in poudriere jail can't kldload pty

Add using of python:env because of bad shebangs.
Pet portlint, portfmt.

Changelogs:
https://github.com/stefanberger/swtpm/releases/tag/v0.10.1
https://github.com/stefanberger/swtpm/releases/tag/v0.10.0

PR: 286345
Approved by: submitter is maintainer