feat: upgrade tailwind to version 3 (#2933)

* initial upgrade commit for tailwind

* fix: inconsistensies in button

* fix: various places with conflicts

* final fixes

* fix: dialog header color

* apply review

platform/ui/package.json

@@ -62,6 +62,6 @@
     "postcss": "^8.3.5",
     "postcss-loader": "^6.1.1",
     "prop-types": "15.7.2",
-    "tailwindcss": "2.2.4"
+    "tailwindcss": "3.1.8"
   }
 }