Retrieves the next page of search results.
The next() function retrieves the next page of search results.
The page size is defined by the limit()
function, can be retrieved using the pageSize property. You navigate
through pages using the prev() and next() functions.
If items are added or removed between calls to next(), the values returned
by WixSearchResult may change.
This method doesn’t return any custom errors, but may return standard errors. Learn more about standard Wix errors.