v0.20.0

Manually update deps + prepare for release (#167)

* Manually update deps + prepare for release

* update changelog

* revert grcp dep to try and make ci happy

* revert go.opentelemetry.io/otel to make ci happy

* revert deps

* revert deps

* update changelog

* revert change

* update go version in tests.yml

* update tests.yml file to use the go version from the .go-version file

* upgrade grpc dep

v0.19.0

Prepare for v0.19.0 release (#159)

v0.12.0

Tag for vault-1.11 release.