chore: fix skipping disabled observability charms (#1475)

Took 5 attempts, but I got the syntax right after all.

chore: update changelog and bump version number for 2.17.0 release (#…

…1394)

Also add 2.16.1 to CHANGES.md and fix links in 2.16.0 changelog

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Co-authored-by: Tony Meyer <tony.meyer@gmail.com>

chore: changelog and version bump for 2.16.1 (#1361)

Normal preparation for a release, but for a maintenance branch - to get
the os.environ change out.

chore: 2.16.0 release (#1347)

Add changes for 2.16 release and update version.

chore: 2.15.0 (#1295)

chore: add changelog entries and bump version for 2.14.1 (#1276)

The usual version bump and changelog entries.

This is for 2.14.1 rather than 2.15 since we've got a bunch of bug fixes
and doc improvements and CI enhancements, but not new features.

release: release notes 2.14.0 (#1235)

chore: 2.13.0 release notes and version bump (#1207)

Add [CHANGES.md](CHANGES.md) entries for the 2.13.0 release, and adjust
the version number in preparation for the release.

docs: release 2.12.0 CHANGES and version (#1169)

Edit `CHANGES.md` and `version.py` for release 2.12.0.

Bump version number. (#1140)