Comment 10 for bug 1927870

I've pushed a branch to modernize the way we use eg-combobox for the source selector, which simplifies the MARC editor code a little, and lets the selector work as intended.

https://git.evergreen-ils.org/?p=working/Evergreen.git;a=shortlog;h=refs/heads/user/miker/lp-1927870-fix-marc-source-selector