New version of HESK: 3.4.3

[Klemen]

Hesk 3.4.3 had just been released.

This is primarily a bug-fix release while we work on the next major release of Hesk.

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HOW TO UPDATE:
1. Log in to your HESK admin panel
2. Go to "Settings" and click the "Check for updates" link
3. See available update options


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==> Full Changelog
- updates for PHP 8.2 depreciated functionality
- ticket reply messages will now auto-save as draft a few seconds after you stop typing
- new email tag %%ATTACHMENTS%% that lists links to attachments to a ticket/reply
- list of attachments will now show directly below %%MESSAGE%% (unless %%ATTACHMENTS%% is used)
- the "Find a ticket" form now allows searching for empty (null) values in fields that allow it
- fix: IMAP fetching using the wrong noval_cert setting
- fix: POP3 fetching will now calculate a reasonable execution time limit
- fix: generated links to attachments in HTML emails are not clickable
- fix: re-sent email notifications include ticket attachments instead of reply attachments
- fix: SQL error in escalate module with overdue tickets and non-standard date format
- fix: if $hesklang['EMAIL_HR'] is defined in custom-text.php, use that one
- fix: some email templates display unsupported tags
- fix: the close button on custom date field hides all the date values
- fix: some custom field input types not marked in red on error
- updated PHPMailer to 6.8.0