[release/8.0-preview4] [wasi] Fix support for paths with spaces

[github-actions]

Backport of #85022 to release/8.0-preview4

/cc @lewing@radical

Customer Impact

Fixes the wasi build when installed in the system wide location

Testing

Patch has been in main for two weeks with no issues

Risk

IMPORTANT: If this backport is for a servicing release, please verify that:

• The PR target branch is release/X.0-staging, not release/X.0.

• If the change touches code that ships in a NuGet package, you have added the necessary package authoring and gotten it explicitly reviewed.

[lewing]

If this is approved there is no need to wait for CI, the change here only impacts the wasi legs which are broken without this

[ghost]

Tagging subscribers to 'arch-wasm': @lewing
See info in area-owners.md if you want to be subscribed.

Issue Details

---

Backport of #85022 to release/8.0-preview4

/cc @lewing@radical

Customer Impact

Fixes the wasi build when installed in the system wide location

Testing

Patch has been in main for two weeks with no issues

Risk

IMPORTANT: If this backport is for a servicing release, please verify that:

• The PR target branch is release/X.0-staging, not release/X.0.

• If the change touches code that ships in a NuGet package, you have added the necessary package authoring and gotten it explicitly reviewed.

Author:	github-actions[bot]
Assignees:	-
Labels:	Servicing-consider, arch-wasm, os-wasi, needs-area-label
Milestone:	-

[lewing]

this was approved offline with @mmitche and @SteveMCarroll