Core/Misc: Fix static analysis issues

Fix static analysis issues spotted by Coverity Scan

(cherry picked from commit a12ea482f3eae340b54d09b7163e69524c422f06)

src/server/game/Conditions/DisableMgr.cpp

@@ -45,7 +45,7 @@ namespace
 {
     struct DisableData
     {
-        uint8 flags;
+        uint16 flags;
         std::unordered_set<uint32> params[2];                   // params0, params1
     };
 
@@ -287,7 +287,7 @@ bool IsDisabledFor(DisableType type, uint32 entry, WorldObject const* ref, uint8
     {
         case DISABLE_TYPE_SPELL:
         {
-            uint8 spellFlags = itr->second.flags;
+            uint16 spellFlags = itr->second.flags;
             if (ref)
             {
                 if ((ref->GetTypeId() == TYPEID_PLAYER && (spellFlags & SPELL_DISABLE_PLAYER)) ||