test.yml: fix spelling (and make consistent with lint.yml)

Author: mhagger

.github/workflows/test.yml

@@ -8,12 +8,12 @@ jobs:
       fail-fast: false
     runs-on: ${{ matrix.os }}
     steps:
-      - name: Setup go
+      - name: Set up Go
         uses: actions/setup-go@v2
         with:
           go-version: '1.17'
 
-      - name: Checkout code
+      - name: Check out code
         uses: actions/checkout@v2
 
       - name: Get full repo history