chore: add govulncheck (#462)

Signed-off-by: Todd Baert <todd.baert@dynatrace.com>

Author: toddbaert

.github/workflows/pr-checks.yml

@@ -12,6 +12,8 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
+      - name: Run govulncheck
+        uses: golang/govulncheck-action@b625fbe08f3bccbe446d94fbf87fcc875a4f50ee # v1
       - name: Install Go
         uses: actions/setup-go@d35c59abb061a4a6fb18e82ac0862c26744d6ab5 # v5
         with: