Upgrade action's versions and also enable cache

https://docs.github.com/en/actions/using-workflows/caching-dependencies-to-speed-up-workflows

Author: rayluo

.github/workflows/python-package.yml

@@ -31,11 +31,12 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       # It automatically takes care of pip cache, according to
       # https://docs.github.com/en/actions/using-workflows/caching-dependencies-to-speed-up-workflows#about-caching-workflow-dependencies
       with:
         python-version: ${{ matrix.python-version }}
+        cache: 'pip'
 
     - name: Install dependencies
       run: |
@@ -61,15 +62,16 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python 3.9
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: 3.9
+        cache: 'pip'
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
     - name: Setup an updatable cache for Performance Baselines
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: .perf.baseline
         key: ${{ runner.os }}-performance-${{ hashFiles('tests/test_benchmark.py') }}
@@ -101,9 +103,10 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python 3.9
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: 3.9
+        cache: 'pip'
     - name: Build a package for release
       run: |
         python -m pip install build --user