Add Accounts hash consistency halting (#8772)

* Accounts hash consistency halting

* Add option to inject account hash faults for testing.

Enable option in local cluster test to see that node halts.

multinode-demo/validator.sh

@@ -145,6 +145,9 @@ while [[ -n $1 ]]; do
     elif [[ $1 = --trusted-validator ]]; then
       args+=("$1" "$2")
       shift 2
+    elif [[ $1 = --halt-on-trusted-validators-accounts-hash-mismatch ]]; then
+      args+=("$1")
+      shift
     elif [[ $1 = -h ]]; then
       usage "$@"
     else