Also make sure the creature is alive before updating.
Fixes#12823.
(cherry picked from commit 2db9269ec1c06b5fccc45dc0a5b4f714f9b48804)
DB/Creature: World Trigger (Not Immune NPC) InhabitType update
Closes#17332 by Malcrom
(cherry picked from commit 78d08834c0afe0be09e4ec071a6e6855aa18e2c8)
DB/Item: Fix text in Rune-Inscribed Parchment
Closes#17329 by tkrokli
(cherry picked from commit 8879545f21fe13650872358741b687a524cf8cb9)
DB/Quest: improve chaining for "The Ashenvale Hunt" quests
Closes#17323 by SnapperRy
(cherry picked from commit d034eedb811912546025d11a5e9335bcd6600464)
DB/trinity_string: wrong string about character customization + minor fix
Closes#17306 by lyn1337
(cherry picked from commit 0951e559ebe6b76abdfef55619244578d9917002)
DB/Quest: fix some completion/offer reward quest texts
Closes#17336 by SnapperRy
(cherry picked from commit e9025036b9848a5a684c57e3e066687c29fde321)
DB/Quest: add queststarters for "Regthar Deathgate"
Closes#17337 by SnapperRy
(cherry picked from commit 0b8921a0ef81fb7c4741248301b17a86fa0ffb69)
DB/Quest: fix chaining for "The Real Threat"
Closes#17338 by SnapperRy
(cherry picked from commit c9cb86d6c53ceb7331a1a5c1ff8a69f569cca426)
DB/Quest: fix repeatableness (or lack of) for some quests
Closes#17339 by SnapperRy
(cherry picked from commit b9f2e2a81b7f0a269da3a8f9597a4eca17899781)
DB/Quest: improvements for "Fool's Stout"
Closes#17340 by SnapperRy
(cherry picked from commit 4ec753dc50927e358a63a49a56cef7f5a72f41eb)