fix (core): macos12 depreciation workflow error / security CWE-120 (#14746)

* fix (core): macos12 depreciation workflow error

Fix workflow error message:
azerothcore-wotlk/src/common/Utilities/Util.cpp:558:9: fatal error: 'sprintf' is deprecated: This function is provided for compatibility reasons only.  Due to security concerns inherent in the design of sprintf(3), it is highly recommended that you use snprintf(3) instead. [-Wdeprecated-declarations]
        sprintf(buffer, "%02X", bytes[i]);

* Update BattlegroundAV.cpp

* more macos12 fixit

* Update spell_generic.cpp

src/common/Utilities/Util.cpp

@@ -555,7 +555,7 @@ std::string Acore::Impl::ByteArrayToHexStr(uint8 const* bytes, size_t arrayLen,
     for (int32 i = init; i != end; i += op)
     {
         char buffer[4];
-        sprintf(buffer, "%02X", bytes[i]);
+        snprintf(buffer, sizeof(buffer), "%02X", bytes[i]);
         ss << buffer;
     }