Docs: run the api-extractor on master to update docs (#23726)

* regenerated packages docs.

* fixed spelling issues.

* fixed spelling issues.

docs/sources/packages_api/data/datemath/isvalid.md

@@ -17,7 +17,7 @@ Checks if text is a valid date which in this context means that it is either a M
 <b>Signature</b>
 
 ```typescript
-function isValid(text: string | DateTime): boolean;
+export declare function isValid(text: string | DateTime): boolean;
 ```
 <b>Import</b>