Backport #10746: Fix file+noindex URI usage on Windows

[mergify]

Concluded on using file+noindex:C:/some/path on Windows as discussed on Matrix.

Template Α: This PR modifies behaviour or interface

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• Any changes that could be relevant to users have been recorded in the changelog.
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---

This is an automatic backport of pull request #10746 done by [Mergify](https://mergify.com).

[mergify]

Cherry-pick of 9a0e8a4 has failed:

On branch mergify/bp/3.14/pr-10746
Your branch is up to date with 'origin/3.14'.

You are currently cherry-picking commit 9a0e8a46a.
  (fix conflicts and run "git cherry-pick --continue")
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  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Changes to be committed:
	modified:   Cabal-syntax/src/Distribution/Utils/Path.hs
	modified:   cabal-install/src/Distribution/Client/Config.hs
	modified:   cabal-install/src/Distribution/Client/ProjectConfig/Legacy.hs
	modified:   cabal-install/src/Distribution/Client/Types/Repo.hs
	modified:   cabal-install/tests/UnitTests/Distribution/Client/ProjectConfig.hs
	modified:   cabal-testsuite/src/Test/Cabal/OutputNormalizer.hs
	modified:   cabal-testsuite/src/Test/Cabal/Prelude.hs
	modified:   changelog.d/pr-10728
	modified:   doc/config.rst

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   Makefile

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

[Mikolaj]

@mergify rebase

[mergify]

rebase

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[Mikolaj]

@mergify rebase

[mergify]

rebase

☑️ Nothing to do

Details

• queue-position = -1 [📌 rebase requirement]
• -closed [📌 rebase requirement]
• -conflict [📌 rebase requirement]
• any of:
  • #commits > 1 [📌 rebase requirement]
  • #commits-behind > 0 [📌 rebase requirement]
  • -linear-history [📌 rebase requirement]

[mergify]

This pull request has been removed from the queue for the following reason: checks failed.

The merge conditions cannot be satisfied due to failing checks:

• ❌ docs/readthedocs.org:cabal

You may have to fix your CI before adding the pull request to the queue again.
If you update this pull request, to fix the CI, it will automatically be requeued once the queue conditions match again.
If you think this was a flaky issue instead, you can requeue the pull request, without updating it, by posting a @mergifyio requeue comment.

[Mikolaj]

@mergify dequeue

[mergify]

dequeue

☑️ The pull request is not queued