docs: remove duplicate runAsUser field

Author: almadigabor

docs/release/trg-4/trg-4-03.md

@@ -52,6 +52,5 @@ spec:
   - name: example-container
     image: gcr.io/google-samples/node-hello:1.0
     securityContext:
-      runAsUser: 1000 # SPECIFY USER ID HERE
       allowPrivilegeEscalation: false # SET THIS TO FALSE
 ```