Fix Event Timing build errors

[mmocny]

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💥 Error: 400 Bad Request 💥

PR Preview failed to build. (Last tried on Aug 16, 2024, 5:55 PM UTC).

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PR Preview relies on a number of web services to run. There seems to be an issue with the following one:

🚨 CSS Spec Preprocessor - CSS Spec Preprocessor is the web service used to build Bikeshed specs.

🔗 [Related URL]([object Object])

Error running preprocessor, returned code: 2.
FATAL ERROR: Missing attribute value.
FATAL ERROR: Garbage after link-for=.
FATAL ERROR: Garbage at 363:9 in <dd>.
FATAL ERROR: Spurious / in <div>.
LINK ERROR: No 'dfn' refs found for 'event loop processing model' that are marked for export.
<a bs-line-number="456" data-link-type="dfn" data-lt="event loop processing model">event loop processing model</a>
 ✘  Did not generate, due to errors exceeding the allowed error level.

If you don't have enough information above to solve the error by yourself (or to understand to which web service the error is related to, if any), please file an issue.