Update ci.yml

Author: h0rn3t

.github/workflows/ci.yml

@@ -62,7 +62,7 @@ jobs:
       uses: actions/checkout@v2
 
     - name: Set up Python
-      uses: actions/setup-python@v1
+      uses: actions/setup-python@v4
       with:
         python-version: 3.9
 
@@ -80,7 +80,7 @@ jobs:
       uses: actions/checkout@v2
 
     - name: Set up Python
-      uses: actions/setup-python@v1
+      uses: actions/setup-python@v4
       with:
         python-version: 3.9