fix and extend .gitattributes

.gitattributes

@@ -1,9 +1,13 @@
-nicegui/elements/lib              linguist-vendored
+nicegui/elements/tailwind.py      linguist-generated
+nicegui/elements/tailwind_types/* linguist-generated
+nicegui/elements/lib/*            linguist-vendored
 nicegui/static/es-module-shims.js linguist-vendored
-nicegui/static/fonts              linguist-vendored
+nicegui/static/fonts/*            linguist-vendored
 nicegui/static/fonts.css          linguist-vendored
-nicegui/static/lang               linguist-vendored
+nicegui/static/lang/*             linguist-vendored
 nicegui/static/quasar.*           linguist-vendored
 nicegui/static/socket.*           linguist-vendored
 nicegui/static/tailwindcss.*      linguist-vendored
 nicegui/static/vue.*              linguist-vendored
+website/*                         linguist-documentation
+examples/*                        linguist-documentation