Return the auth status as the error code for +CSIM

ril_service.cpp expects the error to be received as the error
code instead of the auth status.

Bug: 110212792
Test: ./android-vts/tools/vts-tradefed run vts -m VtsHalRadioV1_0Target \
      -t VtsHalRadioV1_0Target#RadioHidlTest.requestIccSimAuthentication_64bit
Signed-off-by: Roman Kiryanov <rkir@google.com>

Change-Id: I4301979c929d54b091851326769f422974555cff
diff --git a/ril/reference-ril.c b/ril/reference-ril.c
index c0db44d..51f63ea 100644
--- a/ril/reference-ril.c
+++ b/ril/reference-ril.c
@@ -2415,7 +2415,7 @@
     char* line = p_response->p_intermediates->line;
 
     parseAuthResponse(line, &auth_response);
-    RIL_onRequestComplete(t, RIL_E_SUCCESS, &auth_response, sizeof(auth_response));
+    RIL_onRequestComplete(t, auth_response.sw2, &auth_response, sizeof(auth_response));
     free(auth_response.simResponse);
     free(p_response);
 }