Reach parity with cheat cheatsheets

At the time of writing, the cheat repository has 39 pages that we don't seem to have yet in tldr-pages:

• apparmor (see #11857)
• asterisk #4474
• cheat (#3721)
• cpdf (common/cpdf.md) #3713
• cups (This command is tracked in Issue #6597)
• gyb(#9021)
• jbang (#12030)
• linux/lshw.md #1854
• linux/lsmod.md #1531
• common/find.md
• linux/find (see the differences in the man page).
• linux/modprobe.md
• linux/lspci.md
• common/cat.md
• linux/dmesg.md
• osx/dmesg.md
• indent
• iwconfig
• nova(#8660)
• ntp
• org-mode Not a command
• perlbrew (#12032)
• perldoc (#12035)
• pkgtools (#11874)
• port (#1499)
• quickemu (#12029)
• quickget (#12029)
• r2
• rcs (#11873)
• rpm2cpio(#9023)
• rss2email(#9024)
• sam2p(#9109)
• scd(#9224)
• slurm (#2068); (#4689 & #4646)
• snmpwalk
• sockstat (#9107) [Requires more examples] #12040 added all options to the pages
• sport (#11872)
• systemd (#10191)
  • linux/systemd-analyze.md
  • linux/systemctl.md
• tidy (#12024)
• trashy(#8749)
• tarsnap (#11901)
• udisksctl
• urpm (#12025)
• xmlto
• zoneadm #19985

We should create them to reach parity!

For context, see #266.