Temporarily turning off web test for shorthand property bug fix

This is the CL https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/2393466
Will rebaseline and enable test again.

Bug: 1002914
Change-Id: I0310fd1277158059f9149d38ed97172b4861ef0c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2422348Reviewed-by: Andrey Kosyakov <caseq@chromium.org>
Commit-Queue: Andrey Kosyakov <caseq@chromium.org>
Cr-Commit-Position: refs/heads/master@{#810091}

third_party/blink/web_tests/TestExpectations

@@ -6167,7 +6167,7 @@ crbug.com/1044415 [ Release ] http/tests/devtools/runtime/evaluate-without-side-
 crbug.com/1044424 [ Release ] http/tests/devtools/elements/css-rule-hover-highlights-selectors.js [ Pass Timeout ]
 crbug.com/1044425 [ Release ] http/tests/devtools/elements/shadow/elements-panel-shadow-selection-on-refresh-1.js [ Pass Timeout ]
 crbug.com/1044429 [ Release ] http/tests/devtools/oopif/oopif-navigator.js [ Pass Timeout ]
-crbug.com/1044430 [ Release ] http/tests/devtools/elements/elements-panel-styles.js [ Pass Timeout ]
+crbug.com/1002914 http/tests/devtools/elements/elements-panel-styles.js [ Pass Timeout Failure ]
 crbug.com/1044433 [ Release ] http/tests/devtools/editor/text-editor-search-replace.js [ Pass Timeout ]
 crbug.com/1044459 [ Release ] http/tests/devtools/elements/edit/set-outer-html-for-xhtml.js [ Pass Timeout ]
 crbug.com/1044505 http/tests/devtools/tracing-session-id.js [ Pass Failure Timeout ]