Read the version of go from the go.mod file when testing

Signed-off-by: João Pereira <[email protected]>

Author: joaopapereira

.github/workflows/test-gh.yml

@@ -11,12 +11,12 @@ jobs:
     name: Test GH
     runs-on: ubuntu-latest
     steps:
+    - name: Check out code
+      uses: actions/[email protected]
     - name: Set up Go 1.x
       uses: actions/setup-go@v3
       with:
-        go-version: "1.17.6"
-    - name: Check out code
-      uses: actions/[email protected]
+        go-version-file: go.mod
     - name: Run Tests
       run: |
         set -e -x