Move QuickModal into collector module #1014

Job	Run time
Build docs	54s
Examples	3m 11s
Test (macOS)	1m 50s
Check minimal versions	1m 1s
MSRV	0s
Test (nightly)	1m 56s
Test (stable)	2m 45s
Test (beta)	3m 0s
Test (Windows)	5m 16s
Test (native-tls)	2m 29s
Test (no default features)	1m 5s
Test (no cache)	2m 28s
Test (no gateway)	1m 39s
Test (unstable Discord API features)	2m 55s
Test (chrono, chrono)	1m 0s
Test (unstable API + typesize, default unstable typesize, true)	1m 5s
Test (builder without model, builder, true)	40s
Test (unstable Discord API (no default features), unstable, true)	42s
	33m 56s

Provide feedback