chore(deps): update xpkg.upbound.io/upbound/provider-aws-eks docker tag to v2.1.1

This MR contains the following updates:

Package	Type	Update	Change
xpkg.upbound.io/upbound/provider-aws-eks		patch	v2.1.0 -> v2.1.1
xpkg.upbound.io/upbound/provider-aws-eks	ironbank-docker	patch	v2.1.0 -> v2.1.1
xpkg.upbound.io/upbound/provider-aws-eks	stage	patch	v2.1.0 -> v2.1.1

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