Update K8s images in base to v6.9.391

Author: DaedalusG

base/sourcegraph/blobstore/blobstore.Deployment.yaml

@@ -26,7 +26,7 @@ spec:
     spec:
       containers:
         - name: blobstore
-          image: index.docker.io/sourcegraph/blobstore:6.2.1106@sha256:65cbbc111884633406d0917e772924adaa53e122f4d67354179b51812beabbec
+          image: us-docker.pkg.dev/sourcegraph-images/internal/blobstore:6.9.391@sha256:4e13c6bb6d99917db9e8e24deda70f3ef20471b72ab655bd2137f04ab3799211
           livenessProbe:
             httpGet:
               path: /