medialibrary: Allow banned entry points to be listed

Fix #84
4 jobs for list_banned_entrypoints in 12 minutes and 21 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #288150
amd64 debian
asan-ubsan

00:12:20

passed #288147
amd64 debian
linux

00:10:15

passed #288148
win32
win32

00:11:02

passed #288149
win64
win64

00:11:59