comms/fldigi: Update 4.2.06 => 4.2.07
Changelog:
https://www.w1hkj.org/files/fldigi/readme.txt
- Use https:// for MASTER_SITES and WWW
- Point WWW to fldigi help page
- All references to www.w1hkj.com changed to www.w1hkj.org
- Format with portfmt(1)
PR: 288709
Approved by: Alven (maintainer, with hamradio@ hat)
Approved by: yuri@ (Mentor)