[lld] [Test] Adjust quoting in archive-thin.test for spaces in paths (PR #151707)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `arc-builder` running on `arc-worker` while building `lld` at step 6 "test-build-unified-tree-check-all".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/3/builds/19934

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 6 (test-build-unified-tree-check-all) failure: 1200 seconds without output running [b'ninja', b'check-all'], attempting to kill
...
8.519 [12/18/29] Linking CXX executable unittests/MC/MCTests
9.001 [11/18/30] Linking CXX executable unittests/ObjectYAML/ObjectYAMLTests
9.015 [10/18/31] Linking CXX executable unittests/Frontend/LLVMFrontendTests
9.040 [9/18/32] Linking CXX executable unittests/DebugInfo/DWARF/DebugInfoDWARFTests
11.089 [8/18/33] Linking CXX executable unittests/ProfileData/ProfileDataTests
11.184 [7/18/34] Linking CXX executable unittests/SandboxIR/SandboxIRTests
11.237 [6/18/35] Linking CXX executable unittests/ExecutionEngine/MCJIT/MCJITTests
11.472 [5/18/36] Linking CXX executable unittests/Analysis/AnalysisTests
11.720 [4/18/37] Linking CXX executable unittests/XRay/XRayTests
13.247 [3/18/38] Linking CXX executable tools/lld/unittests/AsLibELF/LLDAsLibELFTests
command timed out: 1200 seconds without output running [b'ninja', b'check-all'], attempting to kill
process killed by signal 9
program finished with exit code -1
elapsedTime=1350.952891

```

</details>

https://github.com/llvm/llvm-project/pull/151707