Features and Fixes

• Remove registration of the legacy LanguageHandler class (#1936) (Raoul Wols)
• Don't use emoji for deprecated completion items icon (#1942) (Janos Wortmann)
• Document the command for showing signature help (#1938) (Seph Soliman)
• Fix "disable server globally" command for LSP packages (#1907) (Предраг Николић)
• Lowercase keys for initializing semantic token regions (Janos Wortmann)
• Show popup with code actions when hovering over lightbulb icon (#1929) (Janos Wortmann)
• Remove more usage of uri_to_filename (#1796) (Raoul Wols)
• Prevent semantic tokens delta request after previous error response (Janos Wortmann)
• Announce in initialize that we augment syntax tokens (Janos Wortmann)
• Ensure code actions lightbulb icon is on top (#1928) (Janos Wortmann)
• Ensure view gets registered when tab is moved to create new window (#1927) (Janos Wortmann)
• Fix lsp_show_scope_name command not working if view was dragged to new window (Janos Wortmann)