Rename some workflow steps

.github/workflows/main.yml

@@ -25,7 +25,7 @@ jobs:
       with:
         python-version: ${{ matrix.python-version }}
 
-    - name: Install
+    - name: Install package
       run: |
         python -m pip install --upgrade pip
         pip install coverage
@@ -46,7 +46,8 @@ jobs:
         done
         echo -e "\n>>>>> checking $COUNT configs is done <<<<<"
 
-    - uses: actions/checkout@v2
+    - name: Get source code
+      uses: actions/checkout@v2
 
     - name: Collect coverage
       run: |