Backport of [ui] Pin body-parser to resolve an outdated dep into release/1.8.x

[hc-github-team-nomad-core]

Backport

This PR is auto-generated from #23954 to be assessed for backporting due to the inclusion of the label backport/1.8.x.

🚨

Warning automatic cherry-pick of commits failed. If the first commit failed,
you will see a blank no-op commit below. If at least one commit succeeded, you
will see the cherry-picked commits up to, not including, the commit where
the merge conflict occurred.

The person who merged in the original PR is:
@philrenaud
This person should manually cherry-pick the original PR into a new backport PR,
and close this one when the manual backport PR is merged in.

merge conflict error: POST https://api.github.com/repos/hashicorp/nomad/merges: 409 Merge conflict []

The below text is copied from the body of the original PR.

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Resolves https://github.com/hashicorp/nomad/security/dependabot/243

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Overview of commits

• 51caca1

[hashicorp-cla-app]

All committers have signed the CLA.

[github-actions]

Ember Test Audit comparison

	release/1.8.x	bbec787c7283c2af85bf1cb47f8f8e48ee175445	change
passes	1569	1522	-47
failures	2	49	+47
flaky	0	0	0
duration	000ms	000ms	-000ms