Turn off SMX, there is a bug that prevents P2P while SMX is on.

Change-Id: I379732388d14be9d9dfcd736d239ecbedbad56a1
diff --git a/jni/com_android_nfc_NativeNfcManager.cpp b/jni/com_android_nfc_NativeNfcManager.cpp
index d198c72..957f12e 100644
--- a/jni/com_android_nfc_NativeNfcManager.cpp
+++ b/jni/com_android_nfc_NativeNfcManager.cpp
@@ -337,7 +337,7 @@
       /* Set SE mode - Off */
       REENTRANCE_LOCK();
       status = phLibNfc_SE_SetMode(SE_List[i].hSecureElement,
-            phLibNfc_SE_ActModeVirtual, nfc_jni_se_set_mode_callback,
+            phLibNfc_SE_ActModeOff, nfc_jni_se_set_mode_callback,
             (void *)&cb_data);
       REENTRANCE_UNLOCK();
       if (status != NFCSTATUS_PENDING)