Cap dependencies on Python 2.7 and list compatible Python versions.
Review Request #11893 — Created Dec. 16, 2021 and submitted
Recently, PyYAML dropped support for Python 2.7, which prevented
rbintegrations from installing.
This change caps that version on Python 2.7 to the range listed to
support Python 2.7. It also updates package metadata to list the
versions of Python that rbintegrations is compatible with.
Successfully installed the package on all supported verisons of
Verified the resulting package metadata.