Add task file to compile agent with latest golang
Add task file to compile agent with latest golang

[#159861609](https://www.pivotaltracker.com/story/show/159861609)

Co-authored-by: Difan Zhao <d4b657a67385123ddb690ebdb0d79b9c6cd38927@pivotal.io>

mattcui/bosh-agent,gu-bin/bosh-agent,mattcui/bosh-agent,cloudfoundry/bosh-agent,gu-bin/bosh-agent,gu-bin/bosh-agent,cloudfoundry/bosh-agent,mattcui/bosh-agent