Update cheatsheets

linux/libuser-lid

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# libuser-lid
+
+> Display a user's groups or a group's users.
+> On Fedora and Arch Linux, this program is installed as `lid`.
+> More information: <https://manned.org/lid.8>.
+
+- List primary and secondary groups of a specific user:
+
+`sudo lid {{username}}`
+
+- List users of a specific group:
+
+`sudo lid --group {{name}}`