Update cheatsheets

httprobe

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+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# httprobe
+
+> Take a list of domains and probe for working HTTP and HTTPS servers.
+> More information: <https://github.com/tomnomnom/httprobe>.
+
+- Probe a list of domains from a text file:
+
+`cat {{input_file}} | httprobe`
+
+- Only check for HTTP if HTTPS is not working:
+
+`cat {{input_file}} | httprobe --prefer-https`
+
+- Probe additional ports with a given protocol:
+
+`cat {{input_file}} | httprobe -p {{https:2222}}`
+
+- Display help:
+
+`httprobe --help`