Fix/297 custom icons (#299)

* feat: add Boostrap Icon library and start replacing old icons

* fix: replace custom icons

* fix: remove Icons page from Storybook

* fix: remove custom hardcoded icons

* fix: update user icon in input component

* fix: update modal close icon

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Co-authored-by: Andrea Forni <[email protected]>

package.json

@@ -89,6 +89,7 @@
     "clsx": "^2.0.0",
     "date-fns": "^3.0.6",
     "react-day-picker": "^8.9.1",
+    "react-icons": "^5.0.1",
     "tailwind-merge": "^2.0.0"
   }
 }