mail/mutt: Update to 1.14.3

• Update to 1.14.3
• Muttrc removed from dist. making perl a BUILD_DEPENDS
• manual.txt removed from dist. making lynx a DOCS_BUILD_DEPENDS
• Remove MASTER_SITES not updated or can't connect

PR: 247266
Submitted by: Derek Schrock <dereks@lifeofadishwasher.com> (maintainer)
Relnotes: https://marc.info/?l=mutt-users&m=159217236324614&w=2