Master: Update argoproj/argocli Docker tag to v3.1.0

This MR contains the following updates:

Package	Type	Update	Change
argoproj/argocli	ironbank-docker	minor	v3.0.7 -> v3.1.0
argoproj/argocli		minor	v3.0.7 -> v3.1.0
argoproj/argocli	stage	minor	v3.0.7 -> v3.1.0

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