fix(L2CAPSignaling): undefined variables

Signed-off-by: Arkadiusz Ambroziak <arekambroziak@op.pl>
Co-Auhthored-by: Frederic Pillon <frederic.pillon@st.com>

Author: AresMaster

src/utility/L2CAPSignaling.cpp

@@ -232,9 +232,9 @@ void L2CAPSignalingClass::handleSecurityData(uint16_t connectionHandle, uint8_t
     Serial.print("V      : ");
     btct.printBytes(V,32);
     Serial.print("X      : ");
-    btct.printBytes(X,16);
+    btct.printBytes(HCI.Na,16);
     Serial.print("Y      : ");
-    btct.printBytes(Y,16);
+    btct.printBytes(HCI.Nb,16);
     Serial.print("g2res  : ");
     btct.printBytes(g2Result,4);
     Serial.print("Result : ");