[Serverless]: Grok Debugger - Navigation Instructions are Wrong

### Serverless Docs

Dev tools

### Description

This page: https://www.elastic.co/docs/current/serverless/devtools/debug-grok-expressions

Under Get Started the following is stated:
From the main menu, click Developer Tools, then click Grok Debugger.

This is wrong, the correct navigation should be to go to Dev Tools under Build, then click Grok Debugger.

### Resources and additional context

.