Fix malformed TestExpectations entry

Bug: None
Change-Id: I27bb1a3cfcf27a1057308864c3ab48b8437ab523
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2475533
Auto-Submit: Stephen McGruer <smcgruer@chromium.org>
Commit-Queue: Kevin Ellis <kevers@chromium.org>
Reviewed-by: Kevin Ellis <kevers@chromium.org>
Cr-Commit-Position: refs/heads/master@{#817481}

third_party/blink/web_tests/TestExpectations

@@ -5741,7 +5741,7 @@ crbug.com/965495 external/wpt/feature-policy/experimental-features/focus-without
 
 # Temporary suppression to allow devtools-frontend changes
 crbug.com/1029489 http/tests/devtools/elements/elements-linkify-attributes.js [ Pass Failure Timeout ]
-crbug.com/1029567 [ Debug ]crbug.com/1029521 virtual/threaded/external/wpt/web-animations/timing-model/animations/updating-the-finished-state.html [ Pass Failure Timeout ]
+crbug.com/1029567 [ Debug ] virtual/threaded/external/wpt/web-animations/timing-model/animations/updating-the-finished-state.html [ Pass Failure Timeout ]
 crbug.com/1030258 http/tests/devtools/network/network-cookies-pane.js [ Pass Failure ]
 crbug.com/1041830 http/tests/devtools/tracing/timeline-js/timeline-js-line-level-profile.js [ Pass Failure ]