NFC HAL doesn't need readproc.

Bug: 31928447
Test: NFC still works
Change-Id: I9f43192c33f3fdf91e4aa97d4c5e5fa49a01a85e
diff --git a/nfc/1.0/default/android.hardware.nfc@1.0-service.rc b/nfc/1.0/default/android.hardware.nfc@1.0-service.rc
index 1d42718..7b67577 100644
--- a/nfc/1.0/default/android.hardware.nfc@1.0-service.rc
+++ b/nfc/1.0/default/android.hardware.nfc@1.0-service.rc
@@ -1,4 +1,4 @@
 service nfc_hal_service /system/bin/hw/android.hardware.nfc@1.0-service
     class hal
     user nfc
-    group nfc readproc
+    group nfc