Bump pyasn1 from 0.6.0 to 0.6.1 in /spiffe

Bumps [pyasn1](https://github.com/pyasn1/pyasn1) from 0.6.0 to 0.6.1.
- [Release notes](https://github.com/pyasn1/pyasn1/releases)
- [Changelog](https://github.com/pyasn1/pyasn1/blob/main/CHANGES.rst)
- [Commits](pyasn1/pyasn1@v0.6.0...v0.6.1)

---
updated-dependencies:
- dependency-name: pyasn1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>