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