[packman] Rsgain Critical Bug

[chad.stern]

You are receiving this email because I have identified you as a packager of rsgain.

A critical bug has been discovered in rsgain which impacts Opus files with 3 or more audio channels. These files could become unplayable as a result of the bug.

A patch release, v3.5.1, has been created with a fix. Packagers are urged to upgrade to v3.5.1 or backport the fix via patch (see attachment). More information can be found in the [Release information](https://github.com/complexlogic/rsgain/releases/tag/v3.5.1) on GitHub.