alphalisting4-4-0

What's Changed

• fix: prevent PHP 8 TypeError in alphalisting_styles callbacks by @Lin87 in #33
• feat: add configurable back-to-top shortcode/block attribute by @Lin87 in #34
• fix: preserve shortcode attributes when converting shortcode blocks by @Lin87 in #35
• fix(block): preserve shortcode attributes during block conversion by @Lin87 in #36
• fix(widget): harden autocomplete AJAX endpoint access checks by @Lin87 in #37
• shortcode(exclude-terms): safely merge tax_query clauses by @Lin87 in #38
• 4.4.0 release by @Lin87 in #40

Full Changelog: v4.3.7...v4.4.0