Bump hashicorp/golang-lru

[piyush-garg]

This will bump the dependencie to have the go.mod fix
helping to have proper license file

Right now the current local system golang version
was getting added to license-file everytime
during development. this bump will fix that

Submitter Checklist

These are the criteria that every PR should meet, please check them off as you
review them:

• Includes tests (if functionality changed/added)
• Includes docs (if user facing)
• Regenerate the manpages and docs with make docs and make man if needed.
• Run the code checkers with make check
• Commit messages follow commit message best practices

See the contribution guide
for more details.

[tekton-robot]

The following is the coverage report on pkg/.
Say /test pull-tekton-cli-go-coverage to re-run this coverage report

File	Old Coverage	New Coverage	Delta
third_party/VENDOR-LICENSE/github.com/hashicorp/golang-lru/lru.go	Do not exist	83.6%
third_party/VENDOR-LICENSE/github.com/hashicorp/golang-lru/simplelru/lru.go	Do not exist	88.4%

[chmouel]

@vdemeester coverage report on third_party? 🤔

/lgtm
/approve

[tekton-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: chmouel

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• OWNERS [chmouel]

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[vdemeester]

@vdemeester coverage report on third_party? thinking

/lgtm
/approve

Damn it… something to fix in 2020 😛