[BUGFIX] argilla frontend: Avoid call router.push when opening an external URL (#5675)

# Description
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Please also include relevant motivation and context. List any
dependencies that are required for this change. -->

This PR fixes the `router.go` method and avoids calling `router.push`
when the external flag is True

**Type of change**
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PR according to the type of change -->

- Bug fix (non-breaking change which fixes an issue)

**How Has This Been Tested**
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**Checklist**
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- I added relevant documentation
- I followed the style guidelines of this project
- I did a self-review of my code
- I made corresponding changes to the documentation
- I confirm My changes generate no new warnings
- I have added tests that prove my fix is effective or that my feature
works
- I have added relevant notes to the CHANGELOG.md file (See
https://keepachangelog.com/)

Author: frascuchon

argilla-frontend/v1/infrastructure/services/useRoutes.ts

@@ -133,9 +133,9 @@ export const useRoutes = () => {
       } else {
         window.location.href = where;
       }
+    } else {
+      router.push(where);
     }
-
-    router.push(where);
   };
 
   const getQuery = () => {