ci: only run staticcheck and govulncheck for scheduled checks

.github/workflows/checks.yaml

@@ -1,4 +1,4 @@
-name: Sandboxed daily checks
+name: Scheduled checks
 on:
   schedule: # Every day at 9:42 UTC
     - cron: '42 9 * * *'
@@ -6,32 +6,6 @@ on:
 permissions:
   contents: read
 jobs:
-  test:
-    runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        go:
-          - {go-version: stable}
-          - {go-version-file: go.mod}
-        deps:
-          - locked
-          - latest
-    steps:
-      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # ratchet:actions/checkout@v7
-        with:
-          persist-credentials: false
-      - uses: actions/setup-go@b7ad1dad31e06c5925ef5d2fc7ad053ef454303e # ratchet:actions/setup-go@v7
-        with:
-          go-version: ${{ matrix.go.go-version }}
-          go-version-file: ${{ matrix.go.go-version-file }}
-      - uses: geomys/sandboxed-step@7d75eb49d17fdeeb3656b3a57d35932d205bcfb9 # ratchet:geomys/sandboxed-step@v1.2.1
-        with:
-          run: |
-            if [ "${{ matrix.deps }}" = "latest" ]; then
-              go get -u -t ./...
-            fi
-            go test ./...
   staticcheck:
     runs-on: ubuntu-latest
     steps: