sepolicy: Add write permission to proc file system

Provide Wi-Fi HAL read and write access to proc file system.
Wi-Fi Hal needs access to proc file system in order to configure
kernel tcp parameters for achieving higher peak throughputs.

CRs-Fixed: 2491783
Change-Id: I36613f74aaa4adfc33e68442befcdb78af5edd5c
1 file changed
tree: 41de5fd81d78ff0b96e3c19cf2e0ba12587dfad9
  1. generic/
  2. legacy/
  3. qva/
  4. Android.mk