Improve invite dialog ui - Part 2 (#30836)

* feat: add `Pill` component

* chore: add `react-merge-refs` lib

* feat: add `PillInput` component

* feat: use new pills component in invite dialog

* test: update invite dialog selector

* test(e2e): update test locators

* test(e2e): update screenshot

package.json

@@ -150,6 +150,7 @@
         "react-blurhash": "^0.3.0",
         "react-dom": "^19.0.0",
         "react-focus-lock": "^2.5.1",
+        "react-merge-refs": "^3.0.2",
         "react-string-replace": "^1.1.1",
         "react-transition-group": "^4.4.1",
         "react-virtuoso": "^4.14.0",