Update guides/use-rollkit-cli.md

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

Author: yarikbratashchuk

guides/use-rollkit-cli.md

@@ -39,7 +39,7 @@ The `rollkit.toml` file is a configuration file that Rollkit uses to understand
 
 3. The output indicates that the rollup entrypoint is `~/gm/cmd/gmd/main.go`.
 
-4. Open the `rollkit.toml` file and under the `[chain]` section, set `config_dir` to the appropriate directory where your chain configuration is. For GM World tutorial, `rollkit.toml` file looks like this:
+4. Open the `rollkit.toml` file, and under the `[chain]` section, set `config_dir` to the appropriate directory where your chain configuration is. For GM World tutorial, `rollkit.toml` file looks like this:
 
     ```toml
     entrypoint = "./cmd/gmd/main.go"