[Package Request] Apache TrafficServer

This package has http2 forward proxy and ssl support that no other software does entware has included.

• [x] No similar package already added and/or this one got some new killer feature(s),
• [x] Package is in active development (at least, not abandoned for 5 years or more),
• [x] I'm ready to test added package on my platform [e.g. mipselsf-k3.4] and get a feedback about it.