Revert "Merge pull request #1780 from cloudfoundry/use-goversion-latest"

[iaftab-alam]

This reverts commit e635384, reversing changes made to ee6c75b.

Are you submitting this PR against the develop branch?

What is this change about?

WIth ths pr #1780 it Updated all Golang assets to use the latest available version. But this latest feature which is merge via this cloudfoundry/go-buildpack#524 made to the go buildpack source repo but no to the release. We have to wait until we have latest go-buildpack release.

Also It's unclear for us when a new go-buildpack-release will be available!

Now the run-cats-vm job is red in order to unblock it we have to revert that commit.

Please provide contextual information.

Include any links to other PRs, stories, slack discussions, etc... that will help establish context.

What version of cf-deployment have you run this cf-acceptance-test change against?

#1780

Please check all that apply for this PR:

• introduces a new test --- Are you sure everyone should be running this test?
• changes an existing test
• requires an update to a CATs integration-config

Did you update the README as appropriate for this change?

• YES
• N/A

How many more (or fewer) seconds of runtime will this change introduce to CATs?

N/A

What is the level of urgency for publishing this change?

• Urgent - unblocks current or future work
• Slightly Less than Urgent

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