Improve typescript types for ComboBox component (#14576)

* refactor(ComboBox): improve TS types

* chore(ComboBox): fix file formatting

* fix(react): uishell headermenu blur handler (#14616)

Co-authored-by: Andrea N. Cardona <cardona.n.andrea@gmail.com>

* fix: add isSelected prop to IconButton (#14600)

* fix: add isSelected prop to IconButton

* fix: update snapshot

* fix: change the HeaderMenuItem so it show docs in storybook (#14617)

Co-authored-by: TJ Egan <tw15egan@gmail.com>

* fix(contributors): remove duplicate contributors

* test(snapshot): update snapshots

---------

Co-authored-by: cordesmj <cordesmj@users.noreply.github.com>
Co-authored-by: Andrea N. Cardona <cardona.n.andrea@gmail.com>
Co-authored-by: Aziz Chebbi <60013060+azizChebbi@users.noreply.github.com>
Co-authored-by: TJ Egan <tw15egan@gmail.com>

.all-contributorsrc

@@ -1259,6 +1259,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "misiekhardcore",
+      "name": "Michał Konopski",
+      "avatar_url": "https://avatars.githubusercontent.com/u/58469680?v=4",
+      "profile": "https://github.com/misiekhardcore",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "commitConvention": "none"

README.md

@@ -253,6 +253,7 @@ check out our [Contributing Guide](/.github/CONTRIBUTING.md) and our
     <td align="center"><a href="https://github.com/haocheng6"><img src="https://avatars.githubusercontent.com/u/7645930?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Hao Cheng</b></sub></a><br /><a href="https://github.com/carbon-design-system/carbon/commits?author=haocheng6" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/cordesmj"><img src="https://avatars.githubusercontent.com/u/7409239?v=4?s=100" width="100px;" alt=""/><br /><sub><b>cordesmj</b></sub></a><br /><a href="https://github.com/carbon-design-system/carbon/commits?author=cordesmj" title="Code">💻</a></td>
     <td align="center"><a href="https://med-aziz-chebbi.web.app/"><img src="https://avatars.githubusercontent.com/u/60013060?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Aziz Chebbi</b></sub></a><br /><a href="https://github.com/carbon-design-system/carbon/commits?author=azizChebbi" title="Code">💻</a></td>
+    <td align="center"><a href="https://github.com/misiekhardcore"><img src="https://avatars.githubusercontent.com/u/58469680?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Michał Konopski</b></sub></a><br /><a href="https://github.com/carbon-design-system/carbon/commits?author=misiekhardcore" title="Code">💻</a></td>
   </tr>
 </table>
 

packages/react/__tests__/__snapshots__/PublicAPI-test.js.snap

@@ -1246,7 +1246,7 @@ Map {
         "type": "shape",
       },
       "helperText": Object {
-        "type": "string",
+        "type": "node",
       },
       "id": Object {
         "isRequired": true,