fix: ignore lockfiles when listing validator public keys (#6911)

Author: nflaig

packages/cli/src/cmds/validator/list.ts

@@ -22,6 +22,9 @@ export const list: CliCommand<IValidatorCliArgs, GlobalArgs, ReturnType> = {
   handler: async (args) => {
     const {network} = getBeaconConfigFromArgs(args);
 
+    // Ignore lockfiles to allow listing while validator client is running
+    args.force = true;
+
     const signers = await getSignersFromArgs(args, network, {logger: console, signal: new AbortController().signal});
 
     logSigners(console, signers);