### What does this PR do?

Adds the 1.11 release blog post

### Screenshot / video of UI

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screenshots or screencasts showing the difference -->

N/A, see markdown

### What issues does this PR fix or reference?

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repository (or from another issue tracker). -->

Closes containers#7428

### How to test this PR?

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do not forget to provide unit/component tests -->

N/A

Signed-off-by: Charlie Drage <[email protected]>