chore(deps): update nginx docker digest to 67682bd

.github/workflows/main.yml

@@ -111,7 +111,7 @@ jobs:
     # start nginx as service to test validation via http-challenge local path
     services:
       nginx:
-        image: nginx@sha256:9c367186df9a6b18c6735357b8eb7f407347e84aea09beb184961cb83543d46e
+        image: nginx@sha256:67682bda769fae1ccf5183192b8daf37b64cae99c6c3302650f6f8bf5f0f95df
         volumes:
           - /tmp:/usr/share/nginx/html
         ports: