[Xon] Search Improvements 2.19.0

• Workaround "Maximum writeset size exceeded" SQL error when pruning search results
• Add Maximum number of search/find new results for guests option
• Initialized to the same value as "Maximum number of search/find new results"

• Require StandardLib v1.23.0+
• php 8.4+ compatibility fixes
• Fix Ticket's reply-count range search criteria into search page didn't work
• Ensure injecting participants search for Tickets keeps working if the macro syntax is updated
• Compatibility update for upcoming Content Ratings v2.9.0+

XF2.3.8 compatibility fix
Adjust Collect search DSL & debug statistics so Log & show on search results only displays to members by defaults and not guests.

Adjust defaults for autocomplete boosts to better favor exact matches.
Affects non-default "Tag/Username auto-complete search field boosts" option

Improve handling of expired search links to return a 404 if any errors exist with the arguments as this stops google search indexer from complaining about the previous 400 error code

• For XF2.3.4+, check "View server information" admin permission when viewing elasticsearch statistics

Fix when logging debugging for some search queries would throw unexpectedly

Enhanced specialized search with additional debug capabilities
Update specialized search to support SearchOrder type
Fix XF2.1 when using specialized search functionality (aka fix tag/user autocomplete with XF2.1)

Improve 3rd party support for specialized search index support

Add additional hookpoints for customizing "specialized search indexer" functionality
On search results page, when searching a conversation(XF2.2)/direct message(XF2.3) display "with conversation/direct message"