cert-manager 1.4.0 released

[Richard Wall]

We are pleased to announce the release of cert-manager 1.4.0

 * https://github.com/jetstack/cert-manager/releases/tag/v1.4.0

Please read the release upgrade notes before upgrading

 * https://cert-manager.io/docs/installation/upgrading/

And please read the expanded release-notes on our website for details of the features and bug fixes in this release:

 * https://cert-manager.io/docs/release-notes/release-notes-1.4/

The next release will be in August 2021:

 * https://cert-manager.io/docs/installation/supported-releases/

Thank you to everyone who contributed.

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The cert-manager team