Merge pull request #405 from freqtrade/dependabot/github_actions/acti…

…ons/cache-4

Bump actions/cache from 3 to 4

.github/workflows/ci.yml

@@ -34,21 +34,21 @@ jobs:
         python-version: ${{ matrix.python-version }}
 
     - name: Cache_dependencies
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       id: cache
       with:
         path: ~/dependencies/
         key: ${{ runner.os }}-dependencies
 
     - name: pip cache (linux)
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       if: startsWith(matrix.os, 'ubuntu')
       with:
         path: ~/.cache/pip
         key: test-${{ matrix.os }}-${{ matrix.python-version }}-pip
 
     - name: pip cache (macOS)
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       if: startsWith(matrix.os, 'macOS')
       with:
         path: ~/Library/Caches/pip
@@ -118,7 +118,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
 
     - name: Pip cache (Windows)
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       if: startsWith(runner.os, 'Windows')
       with:
         path: ~\AppData\Local\pip\Cache