travis: Drop support of node-0.8
travis: Drop support of node-0.8

Might be obsolete and it does not worth to keep maintaining it
Relate-To: https://travis-ci.org/abandonware/noble/jobs/470026600

Change-Id: I04be1fa73626402bb81775b056cabde32ced0960
Origin: https://github.com/abandonware/noble/pull/1
Forwarded: https://github.com/noble/noble/pull/851
Signed-off-by: Philippe Coval <e55eb7f5ae8caa4c9c0d2fc7cb5c13ca6c4cd6e0@samsung.com>

mattgol/noble,DomiR/noble