Update cheatsheets

tldr/linux/matchpathcon

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# matchpathcon
+
+> Lookup the persistent SELinux security context setting of a path.
+> See also: `semanage-fcontext`, `secon`, `chcon`, `restorecon`.
+> More information: <https://manned.org/man/matchpathcon.8>.
+
+- Lookup the persistent security context setting of an absolute path:
+
+`matchpathcon {{/path/to/file}}`
+
+- Restrict lookup to settings on a specific file type:
+
+`matchpathcon -m {{file|dir|pipe|chr_file|blk_file|lnk_file|sock_file}} {{/path/to/file}}`
+
+- [V]erify that the persistent and current security context of a path agree:
+
+`matchpathcon -V {{/path/to/file}}`