Bump actions/cache from 1 to 4 (#306)

Bumps [actions/cache](https:/actions/cache) from 1 to 4.
- [Release notes](https:/actions/cache/releases)
- [Changelog](https:/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@v1...v4)

---
updated-dependencies:
- dependency-name: actions/cache
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/check-release.yml

@@ -25,7 +25,7 @@ jobs:
  run: |
  echo "::set-output name=dir::$(pip cache dir)"
  - name: Cache pip
- uses: actions/cache@v2
+ uses: actions/cache@v4
  with:
  path: ${{ steps.pip-cache.outputs.dir }}
  key: ${{ runner.os }}-pip-${{ hashFiles('setup.cfg') }}
@@ -34,7 +34,7 @@ jobs:
  ${{ runner.os }}-pip-
  - name: Cache checked links
  if: ${{ matrix.group == 'link_check' }}
- uses: actions/cache@v2
+ uses: actions/cache@v4
  with:
  path: ~/.cache/pytest-link-check
  key: ${{ runner.os }}-linkcheck-${{ hashFiles('**/*.md', '**/*.rst') }}-md-links

.github/workflows/docs.yml

@@ -28,7 +28,7 @@ jobs:
  run: |
  echo "::set-output name=dir::$(pip cache dir)"
  - name: Cache pip
- uses: actions/cache@v1
+ uses: actions/cache@v4
  with:
  path: ${{ steps.pip-cache.outputs.dir }}
  key: ${{ runner.os }}-pip-${{ matrix.python-version }}-${{ hashFiles('setup.py') }}

.github/workflows/js.yml

@@ -29,7 +29,7 @@ jobs:
  node-version: '12.x'
 
  - name: Cache node modules
- uses: actions/cache@v2
+ uses: actions/cache@v4
  env:
  cache-name: cache-node-modules
  with:
@@ -42,7 +42,7 @@ jobs:
  ${{ runner.os }}-
 
  - name: Cache pip on Linux
- uses: actions/cache@v1
+ uses: actions/cache@v4
  if: startsWith(runner.os, 'Linux')
  with:
  path: ~/.cache/pip