github action update

Author: Fallen-Breath

.github/workflows/package.yml

@@ -9,13 +9,13 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Setup python
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4
       with:
-        python-version: 3.6
+        python-version: 3.9
 
-    - uses: actions/cache@v2
+    - uses: actions/cache@v3
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
@@ -31,7 +31,7 @@ jobs:
       run: |
         python -m mcdreforged pack -o ./package
 
-    - uses: actions/upload-artifact@v2
+    - uses: actions/upload-artifact@v3
       with:
         name: QuickBackupM distribution for ${{ github.sha }}
         path: package/