Release 5.16.0

• Document namespace imports, extensionless imports, svelte $app path alias, and some edits (20f5502)
• Add @hyoban to sponsors page (79918d3)
• feat(plugins): add plugin for lost-pixel config (#630) (24772ca)
• fix(plugin-commitlint): handling of parserPreset when it's not a string (#632) (d7b2545)