DB/SAI: fix some issues with Quest: Song of Reflection

Closes #7662
DB/Conditions: Correct quest requirements for To Bor'gorok Outpost, Quickly! (Again)

Closes #9847
DB/Loot: correct serpentbloom looting

Closes #9940
DB/Creature: update flags for Norgannon's Shell

Closes #10206
DB/SAI: Converting Axtroz EventAI to SmartAI

Closes #9610