[ResourceExplorer] UX improvements to the resource explorer

[diehbria]

Description

Update various minor UX improvements to the resource explorer to improve

• loading states
• error states
• increase page size

Search query error UX

Results Error UX

Loading UX

Acceptance criteria

Beta Give feedback

1. Update validation of search query to be 3 to 50 characters (see "Search query error UX")
2. Update query description text to say 'Enter a query using character string or wildcard character % to search the data.' (see "search query error UX")
3. browse experience datastream table has a error state that matches the provided UX above labeled "Results error UX"
4. search experience datastream table has a error state that matches the provided UX above labeled "Results error UX"
5. browse experience asset navigation has a error state that matches the provided UX above labeled "Results error UX"
6. search experience has a loading state that matches the provided UX above labeled "loading UX"
7. Update the "default page size" for the data stream results for the browse page to be 250
8. Update the "default page size" for the data stream results for the search page to be 250
9. update default page size for asset explorer to be 250

[Chandru-HM]

for the 1st AC: Update validation of search query to be 3 to 50 characters (see "Search query error UX")
as per Tracy's comments in the PR, "The limit should be 1 to 48, as wildcards are appended to the query, counting as 2 of the characters." so updated to 1 to 48.