sepolicy: Fix NFC avc denial issue

Add rule to allow NFC to access runtime data file and fix below
denial:

com.android.nfc: type=1400 audit(0.0:1125): avc: denied { write }
for comm=4173796E635461736B202331 name="nfc" dev="sda8" ino=475137
scontext=u:r:nfc:s0 tcontext=u:object_r:system_data_file:s0 tclass=dir
permissive=0

Change-Id: I977931c1918035ad46ccc5240a03463e4d9edb56

generic/vendor/common/file_contexts

@@ -240,7 +240,6 @@
 /data/vendor/netmgr(/.*)?              u:object_r:netmgr_data_file:s0
 /data/vendor/netmgr/recovery(/.*)?     u:object_r:netmgr_recovery_data_file:s0
 /data/vendor/location(/.*)?            u:object_r:location_data_file:s0
-/data/nfc(/.*)?                        u:object_r:nfc_data_file:s0
 /data/vendor/camera(/.*)?              u:object_r:vendor_camera_data_file:s0
 /data/vendor/display(/.*)?             u:object_r:display_vendor_data_file:s0
 /data/vendor/nfc(/.*)?                 u:object_r:nfc_vendor_data_file:s0

qva/private/file_contexts

@@ -56,3 +56,4 @@
 /data/dpm(/.*)?                                 u:object_r:dpmd_data_file:s0
 /data/misc/qvr(/.*)?                            u:object_r:qvrd_data_file:s0
 /data/misc/mirrorlinkserver(/.*)?               u:object_r:mirrorlink_data_file:s0
+/data/nfc(/.*)?                                 u:object_r:nfc_data_file:s0