[12462] Fix order of gossip menu options. Thanks to X-Savior for testing
[12463] Handle GO Trap triggering like GO handling is expected

Thanks to Xfurry for testing.
[12464] Implement spell 57578
[12465] Add serverside spell 50574

[ci skip]
Signed-off-by: Schmoozerd <schmoozerd@cmangos>
[mr2789] positions for spells  48129, 60320, 60321 (cmangos 12466)
SD2 update