Update cheatsheets

linux/isoinfo

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# isoinfo
+
+> Utility programs for dumping and verifying ISO disk images.
+> More information: <https://manned.org/isoinfo>.
+
+- List all the files included in an ISO image:
+
+`isoinfo -f -i {{path/to/image.iso}}`
+
+- E[x]tract a specific file from an ISO image and send it out `stdout`:
+
+`isoinfo -i {{path/to/image.iso}} -x {{/PATH/TO/FILE/INSIDE/ISO.EXT}}`
+
+- Show header information for an ISO disk image:
+
+`isoinfo -d -i {{path/to/image.iso}}`