Bump actions/cache from 3 to 4

Bumps [actions/cache](https://github.com/actions/cache) from 3 to 4.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@v3...v4)

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

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/changelog.yml

@@ -31,7 +31,7 @@ jobs:
         python-version: ${{ env.DEFAULT_PYTHON }}
 
     - name: Cache pip
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-python-${{ env.DEFAULT_PYTHON }}-changelog-${{ hashFiles('requirements.txt', 'requirements-docs.txt') }}

.github/workflows/codeql-analysis.yml

@@ -36,7 +36,7 @@ jobs:
         python-version: ${{ env.DEFAULT_PYTHON }}
 
     - name: Cache pip
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-python-${{ env.DEFAULT_PYTHON }}-codeql-${{ hashFiles('requirements*.txt') }}

.github/workflows/release.yml

@@ -34,7 +34,7 @@ jobs:
         python-version: ${{ env.DEFAULT_PYTHON }}
 
     - name: Cache pip
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-python-${{ env.DEFAULT_PYTHON }}-release-${{ hashFiles('requirements.txt', 'requirements-docs.txt') }}

.github/workflows/test.yml

@@ -37,7 +37,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
 
     - name: Cache pip
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-python-${{ matrix.python-version }}-tests-${{ hashFiles('requirements*.txt') }}
@@ -85,7 +85,7 @@ jobs:
         python-version: ${{ env.DEFAULT_PYTHON }}
 
     - name: Cache pip
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-python-${{ env.DEFAULT_PYTHON }}-coverage-${{ hashFiles('requirements*.txt') }}