Fix integer overflow error with SpellKnow checks

Author: mrbuds

WeakAuras/Prototypes.lua

@@ -1092,7 +1092,7 @@ end
 ---@param spell string|number
 ---@return boolean result
 function WeakAuras.IsPlayerSpellOrOverridesAndBaseIsPlayerSpell(spell)
-  if spell == 0 then return false end
+  if spell == 0 or spell >= 2^31 then return false end
   if IsPlayerSpell(spell) then
     return true
   end
@@ -1107,7 +1107,7 @@ end
 
 ---@private
 function WeakAuras.IsSpellKnownForLoad(spell, exact)
-  if spell == 0 then return false end
+  if spell == 0 or spell >= 2^31 then return false end
   local result = IsPlayerSpell(spell)
                  or IsSpellKnownOrOverridesAndBaseIsKnown(spell, false)
                  or IsSpellKnownOrOverridesAndBaseIsKnown(spell, true)
@@ -1128,7 +1128,7 @@ end
 ---@param pet boolean?
 ---@return boolean result
 function WeakAuras.IsSpellKnown(spell, pet)
-  if spell == 0 then return false end
+  if spell == 0 or spell >= 2^31 then return false end
   if (pet) then
     return IsSpellKnownOrOverridesAndBaseIsKnown(spell, true)
   end