chore: Fix expectation of dom/xslt/large-cdata.html and disable HOS in CI (#38016)

I've seen two multiple runs failing that reported this test as stable
FAIL (and in worst case it's intermittent TIMEOUT, but it does not look
like it). We also disable HOS in CI, because they currently do not work:
[#general > CI runners @
💬](https://servo.zulipchat.com/#narrow/channel/263398-general/topic/CI.20runners/near/528443964)

Testing: Just expectation fix.

---------

Signed-off-by: sagudev <16504129+sagudev@users.noreply.github.com>

.github/workflows/ohos.yml

@@ -157,7 +157,8 @@ jobs:
     name: HarmonyOS Build (aarch64)
     continue-on-error: true
     runs-on: hos-builder
-    if: github.repository == 'servo/servo'
+    if: ${{ false }}
+    #if: github.repository == 'servo/servo'
     steps:
       - if: ${{ github.event_name != 'pull_request_target' }}
         run: git fetch --depth=1 origin $GITHUB_SHA
@@ -184,7 +185,8 @@ jobs:
     # so in the beginning we will just do a best effort approach but ignore errors.
     continue-on-error: true
     runs-on: hos-runner
-    if: github.repository == 'servo/servo'
+    if: ${{ false }}
+    #if: github.repository == 'servo/servo'
     needs: build-harmonyos-aarch64
     steps:
       - uses: actions/download-artifact@v4
@@ -246,7 +248,8 @@ jobs:
     continue-on-error: true
     runs-on: hos-runner
     needs: test-harmonyos-aarch64
-    if: github.repository == 'servo/servo'
+    if: ${{ false }}
+    #if: github.repository == 'servo/servo'
     steps:
       - uses: actions/download-artifact@v4
         with:

tests/wpt/meta/dom/xslt/large-cdata.html.ini

@@ -1,2 +1,2 @@
 [large-cdata.html]
-  expected: TIMEOUT
+  expected: FAIL