lablgtk2 is marked for autoremoval from testing

[Debian testing autoremoval watch]

lablgtk2 2.18.8+dfsg-1 is marked for autoremoval from testing on 2020-04-04

It is affected by these RC bugs:
957413: lablgtk2: ftbfs with GCC-10

It (build-)depends on packages with these RC bugs:
911166: gtksourceview2: Do not release with Bullseye