🐛 Don't truncate large int64s in MergePatch

[alvaroaleman]

This change bumps https://github.com/evanphx/json-patch in order to pick up a bugfix that made it truncate large int64s because it internally treated them as float64s.

Ref evanphx/json-patch#189
Fixes #2603

[k8s-ci-robot]

@alvaroaleman: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
pull-controller-runtime-apidiff	ea529dd	link	false	/test pull-controller-runtime-apidiff

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[sbueringer]

Thank you!

/lgtm
/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: alvaroaleman, sbueringer

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