ci: Ensure poetry version uses correct python version

`pipx install poetry` does not necessarily use the configured python
version specified in `actions/setup-python`. This separate GH action
helps ensure we are using the correct version consistently.

.github/workflows/ci.yml

@@ -40,7 +40,7 @@ jobs:
  python-version: ${{ matrix.python-version }}
 
  - name: Install poetry
- run: pipx install poetry
+ uses: abatilo/actions-poetry@7b6d33e44b4f08d7021a1dee3c044e9c253d6439
 
  - uses: ./.github/actions/build
  - uses: ./.github/actions/build-docs
@@ -113,10 +113,11 @@ jobs:
  Start-Sleep -s 5
  ./redis-cli ping
 
+ - name: Install poetry
+ uses: abatilo/actions-poetry@7b6d33e44b4f08d7021a1dee3c044e9c253d6439
+
  - name: Install requirements
- run: |
- pipx install poetry
- poetry install --all-extras
+ run: poetry install --all-extras
 
  - name: Run tests
  run: make test

.github/workflows/manual-publish.yml

@@ -24,7 +24,7 @@ jobs:
  python-version: 3.8
 
  - name: Install poetry
- run: pipx install poetry
+ uses: abatilo/actions-poetry@7b6d33e44b4f08d7021a1dee3c044e9c253d6439
 
  - uses: launchdarkly/gh-actions/actions/release-secrets@release-secrets-v1.0.0
  name: 'Get PyPI token'

.github/workflows/release-please.yml

@@ -35,7 +35,7 @@ jobs:
 
  - name: Install poetry
  if: ${{ steps.release.outputs.releases_created }}
- run: pipx install poetry
+ uses: abatilo/actions-poetry@7b6d33e44b4f08d7021a1dee3c044e9c253d6439
 
  - uses: launchdarkly/gh-actions/actions/release-secrets@release-secrets-v1.0.0
  if: ${{ steps.release.outputs.releases_created }}