devtools 20230105-1 enables the debug option by default.

A follow-up commit will remove debug from alongside other options.

Disable use of mpeg, as upstream's cmake setup otherwise attempts to use the x86_64 mpg123/lame.

archlinux/devtools!109 (comment 74475)

Remove all unneeded quotes and curly braces.
Simplify calls to cmake and make to adhere to cmake package guidelines.
Add debug package.

Switch to new github upstream for url and source.
Add new PGP public keys, that replace/ extend the existing:
https://github.com/libsndfile/libsndfile/issues/609
The original author transferred the project to a github
organization, but left the chain of trust broken.
Switch to cmake as build system.
Add all available sodeps in package() and the respective packages
in makedepends.