Update cheatsheets

tldr/linux/fatrace

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# fatrace
+
+> Report file access events.
+> More information: <https://manned.org/fatrace>.
+
+- Print file access events in all mounted filesystems to `stdout`:
+
+`sudo fatrace`
+
+- Print file access events on the mount of the current directory, with timestamps, to `stdout`:
+
+`sudo fatrace {{-c|--current-mount}} {{-t|--timestamp}}`