Update docs/ui-coverage/results-api.mdx

Co-authored-by: Mike McCready <[email protected]>

Author: emilyrohrbough

docs/ui-coverage/results-api.mdx

@@ -126,7 +126,7 @@ The `getUICoverageResults` utility returns the following data:
     // for 20 specs, but only 10 ran, this would result in a partial report.
     isPartialReport: boolean
     // The report coverage from 0-100 with 2 decimal precision (e.g 92.45).
-    coverage: float
+    coverage: number
     // The number of views tested and analyzed.
     viewCount: number
     // The number of interactive elements that were tested.