Mark /dev/jpeg* as camera_device

Fixes the following denial:

<5>[  169.494636] type=1400 audit(1389041883.193:26): avc:  denied  { read write } for  pid=3061 comm="cam_data_proc" name="jpeg0" dev="tmpfs" ino=7185 scontext=u:r:mediaserver:s0 tcontext=u:object_r:device:s0 tclass=chr_file

Bug: 12416198
Change-Id: I2671c835c9b7385e77a674843b990ec8e974d444
diff --git a/sepolicy/file_contexts b/sepolicy/file_contexts
index 7246836..4fc9eaf 100644
--- a/sepolicy/file_contexts
+++ b/sepolicy/file_contexts
@@ -57,6 +57,7 @@
 /dev/video([0-9])+                     u:object_r:camera_device:s0
 /dev/msm_camera(/.*)?                  u:object_r:camera_device:s0
 /dev/media([0-9])+                     u:object_r:camera_device:s0
+/dev/jpeg([0-9])+                      u:object_r:camera_device:s0
 
 # Qualcomm MSM Audio devices
 /dev/msm_acdb                      u:object_r:audio_device:s0