Upgrade actions/checkout to v2 in basemap-for-windows

Author: molinav

.github/workflows/basemap-for-windows.yml

@@ -31,7 +31,7 @@ jobs:
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v1
+        uses: actions/checkout@v2
       -
         name: Set Python
         uses: actions/setup-python@v2
@@ -87,7 +87,7 @@ jobs:
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v1
+        uses: actions/checkout@v2
       -
         name: Set Python
         uses: actions/setup-python@v2
@@ -179,7 +179,7 @@ jobs:
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v1
+        uses: actions/checkout@v2
       -
         name: Set Python
         uses: actions/setup-python@v2