update the go version used by the github action

there are multiple go mod files in this porject and since one of them at least
was updated to 1.23, the go action should run with 1.23

.github/workflows/run-test-pyramid.yml

@@ -15,5 +15,5 @@ jobs:
     - uses: actions/checkout@v3
     - uses: actions/setup-go@v5
       with:
-        go-version-file: go.mod
+        go-version: '1.23'
     - run: make test