Wifi: RttService must be public

The class is used outside this package, e.g., SystemServiceManager.
It must be accessible.

(cherry picked from commit eeefcd82f4c80048f7cf49bfc1972bdfce5ecf82)

Change-Id: Ifa07c676794fa07c9e13db33107e1ae40d498cf3
1 file changed
tree: ac3346f6bc6d5564b08405084b1c18ca2f8b7d80
  1. service/