Update common Prometheus files (#813)

Signed-off-by: prombot <prometheus-team@googlegroups.com>

.github/workflows/govulncheck.yml

diff --git a/.github/workflows/govulncheck.yml b/.github/workflows/govulncheck.yml
index df4a014..1e13fbd 100644
--- a/.github/workflows/govulncheck.yml
+++ b/.github/workflows/govulncheck.yml
@@ -2,6 +2,9 @@
 name: govulncheck
 on:
   pull_request:
+    paths:
+      - VERSION
+      - .github/workflows/govulncheck.yml
   push:
     branches:
       - main