Bulma v9 website (#3249)

* Add Bulma v9

* Add vendor dependencies

* Fix native

* Fix sponsors

* Add style attribute

docs/_sass/base/helpers.scss

@@ -0,0 +1,26 @@
+$new-colors: (
+  'bootstrap',
+  'github',
+  'twitter',
+  'patreon',
+  'patreon-blue',
+  'fortyfour',
+  'amazon',
+  'bleeding-green',
+  'bleeding-red',
+  'rss',
+  'videos',
+  'expo',
+  'love',
+  'backers',
+  'sponsors',
+  'blog',
+  'extensions',
+  'algolia',
+);
+
+@each $color in $new-colors {
+  .has-text-#{$color} {
+    color: var(--#{$color}) !important;
+  }
+}