Remove Travis (#80)

Signed-off-by: Jesse Ikawa <[email protected]>

Author: jikawa-az

.travis.yml

@@ -27,9 +27,6 @@ The source code is released under an [Apache 2.0].
      * release-latest: [![Build & Test release-latest](https://github.com/aws-robotics/cloudwatchlogs-ros1/workflows/Build%20&%20Test%20release-latest/badge.svg?branch=master&event=schedule)](https://github.com/aws-robotics/cloudwatchlogs-ros1/actions?query=workflow%3A"Build+%26+Test+release-latest"+event%3Aschedule)
 
 
-* Travis CI:
-    * "master" branch [![Build Status](https://travis-ci.org/aws-robotics/cloudwatchlogs-ros1.svg?branch=master)](https://travis-ci.org/aws-robotics/cloudwatchlogs-ros1/branches)
-    * "release-latest" branch [![Build Status](https://travis-ci.org/aws-robotics/cloudwatchlogs-ros1.svg?branch=release-latest)](https://travis-ci.org/aws-robotics/cloudwatchlogs-ros1/branches)
 * ROS build farm:
     * ROS Kinetic @ u16.04 Xenial [![Build Status](http://build.ros.org/job/Kbin_uX64__cloudwatch_logger__ubuntu_xenial_amd64__binary/badge/icon)](http://build.ros.org/job/Kbin_uX64__cloudwatch_logger__ubuntu_xenial_amd64__binary)
     * ROS Melodic @ u18.04 Bionic [![Build Status](http://build.ros.org/job/Mbin_uB64__cloudwatch_logger__ubuntu_bionic_amd64__binary/badge/icon)](http://build.ros.org/job/Mbin_uB64__cloudwatch_logger__ubuntu_bionic_amd64__binary)