Update modules.md

[alabulei1]

Explanation

The original doc is wrong

Related issue

fix #171

[alabulei1]

Hello, I am a code review bot on flows.network. Here are my reviews of code commits in this PR.

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Commit 5b4ad602608f0566825d06996d4480248fb52778

Key changes:

• The command in the code block has been updated to reflect a change in the order of the directory mappings.

Potential problems:

• There are no potential problems identified in this patch.