nfc: turn PN512 driver into a standalone driver library

Author: LDong-Arm

connectivity/nfc/controllers/PN512Driver.h renamed to connectivity/drivers/nfc/PN512/include/PN512Driver.h

@@ -25,7 +25,7 @@
 #include "nfc/acore/acore/ac_buffer.h"
 #include "nfc/acore/acore/ac_buffer_reader.h"
 #include "nfc/acore/acore/ac_buffer_builder.h"
-#include "nfc/stack/transceiver/pn512/pn512.h"
+#include "transceiver/pn512.h"
 
 namespace mbed {
 namespace nfc {

connectivity/nfc/controllers/PN512SPITransportDriver.h renamed to connectivity/drivers/nfc/PN512/include/PN512SPITransportDriver.h

@@ -0,0 +1,3 @@
+{
+    "name": "PN512-nfc"
+}