Update action versions

Author: tekktrik

.github/workflows/build.yml

@@ -18,12 +18,12 @@ jobs:
     environment:
       name: IO
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
-    - name: Set up Python 3.6
-      uses: actions/setup-python@v1
+    - name: Set up Python 3.x
+      uses: actions/setup-python@v4
       with:
-        python-version: 3.6
+        python-version: 3.x
 
     - name: Install dependencies
       run: |