Make LibGroupTalents work now, but still requires regressions

Arguments might still shut be shared from the original call for custom auras.
More functions need to be added to prototypes.
Documentation is needed soon.

WeakAurasOptions/BuffTrigger2.lua

@@ -715,7 +715,7 @@ local function GetBuffTriggerOptions(data, triggernum)
       type = "toggle",
       width = WeakAuras.normalWidth,
       name = L["Filter by Specialization"],
-      desc = L["Requires LibSpecialization, that is e.g. a up-to date WeakAuras version"],
+      desc = L["Requires LibGroupTalents, that is e.g. a up-to date WeakAuras version"],
       order = 66.3,
       hidden = function() return
         not (trigger.type == "aura2" and (trigger.unit == "group" or trigger.unit == "raid" or trigger.unit == "party"))
@@ -725,7 +725,7 @@ local function GetBuffTriggerOptions(data, triggernum)
       type = "multiselect",
       width = WeakAuras.normalWidth,
       name = L["Actual Spec"],
-      desc = L["Requires syncing the specialization via LibSpecialization."],
+      desc = L["Requires syncing the specialization via LibGroupTalents."],
       values = OptionsPrivate.Private.spec_types_all,
       hidden = function()
         return not (trigger.type == "aura2"