Change ClusterTask Timeout from Int to String and Remove -t Shorthand

[danielhelfand]

Similar to #779, tkn clustertask start --timeout should be changed to a string duration format (i.e. 1h30m2s). Currently it is an integer that is used to specify a timeout in seconds.

Similarly, the -t shorthand should be removed to keep consistency across all timeout commands.

Unfortunately, this was missed in our previous round of deprecation/behavior change notices around timeout, so this change cannot take place until v1.0.0. We should log a warning message to users about this change in version v0.9.0. It can be the exact same format as what was used in #753.

v0.9.0 Changes

Log warning message to user whenever --timeout is used with tkn ct start:

WARNING: The --timeout flag will no longer be specified in seconds in v1.0.0. Learn more here: https://github.com/tektoncd/cli/issues/784
WARNING: The -t shortand for --timeout will no longer be available in v1.0.0.

v1.0.0 Changes

The overall goal here will be to specify a Timeout via tkn as follows:

tkn clustertask start ctName --timeout 30m2s

[danielhelfand]

/assign @kadern0

[tekton-robot]

@danielhelfand: GitHub didn't allow me to assign the following users: kadern0.

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In response to this:

/assign @kadern0

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

[danielhelfand]

@kadern0, I think you have to assign yourself to the issue.

[kadern0]

Done! O mér., 11 de mar. de 2020 ás 13:42, Daniel Helfand (< notifications@github.com>) escribiu:

…

@kadern0 <https://github.com/kadern0>, I think you have to assign yourself to the issue. — You are receiving this because you were mentioned. Reply to this email directly, view it on GitHub <#784?email_source=notifications&email_token=ADEHQTGCBW5HNCH43VUC573RG33BFA5CNFSM4LDB33V2YY3PNVWWK3TUL52HS4DFVREXG43VMVBW63LNMVXHJKTDN5WW2ZLOORPWSZGOEON5LHQ#issuecomment-597415326>, or unsubscribe <https://github.com/notifications/unsubscribe-auth/ADEHQTDRR63SI6ZDTDKEAQTRG33BFANCNFSM4LDB33VQ> .

[vdemeester]

/assign @kadern0

(this works as soon as you commented once, I think)

[danielhelfand]

Closed by #793