avnyu

**Cosmic-applets version:** 1.0.0.alpha.1.r37.g0a32d27-1 (archlinux) **Specific applet that this is regarding (if applicable):** Audio **Issue/Bug description:** Input volume in status bar when click audio icon always show the same as output...

Cache submodule into git db

6

### What does this PR try to resolve? My attempt to continue https://github.com/rust-lang/cargo/pull/10279. This: - Moves the code for creating git db into GitSource::update_db - Creates GitSource for each submodules...