Ignore the Vitest attachments directory

Author: robintown

.gitignore

@@ -28,6 +28,7 @@ storybook-static
 /packages/shared-components/node_modules
 /packages/shared-components/dist
 /packages/shared-components/src/i18nKeys.d.ts
+/packages/shared-components/.vitest-attachments
 
 # TSC incremental compilation information
 *.tsbuildinfo