Fix broadcasting of QuantumCircuit.delay (backport #11447)

[mergify]

This is an automatic backport of pull request #11447 done by Mergify.
Cherry-pick of 4c6eed9 has failed:

On branch mergify/bp/stable/0.45/pr-11447
Your branch is up to date with 'origin/stable/0.45'.

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  (fix conflicts and run "git cherry-pick --continue")
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Changes to be committed:
	modified:   qiskit/circuit/delay.py
	new file:   releasenotes/notes/fix-delay-broadcast-e8762b01dfd7e94f.yaml
	modified:   test/python/circuit/test_delay.py

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   qiskit/circuit/quantumcircuit.py

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/github/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

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[coveralls]

Pull Request Test Coverage Report for Build 7464087893

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.03%) to 86.944%

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Totals
Change from base Build 7437958387:	0.03%
Covered Lines:	74236
Relevant Lines:	85384

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💛 - Coveralls