manifest: Update LittleFS

[Jappie3]

see zephyrproject-rtos/littlefs#15

[github-actions]

Hello @Jappie3, and thank you very much for your first pull request to the Zephyr project!
Our Continuous Integration pipeline will execute a series of checks on your Pull Request commit messages and code, and you are expected to address any failures by updating the PR. Please take a look at our commit message guidelines to find out how to format your commit messages, and at our contribution workflow to understand how to update your Pull Request. If you haven't already, please make sure to review the project's Contributor Expectations and update (by amending and force-pushing the commits) your pull request if necessary.
If you are stuck or need help please join us on Discord and ask your question there. Additionally, you can escalate the review when applicable. 😊

[zephyrbot]

The following west manifest projects have been modified in this Pull Request:

Name	Old Revision	New Revision	Diff
littlefs	zephyrproject-rtos/littlefs@009bcff (zephyr)	zephyrproject-rtos/littlefs#15	zephyrproject-rtos/littlefs#15/files

Note: This message is automatically posted and updated by the Manifest GitHub Action.