Contributors page render error

[James-Lu-none]

Description

the ListView.builder in the FutureBuilder has no specified height which causes RenderFlex overflowed, so it should be wrapped with a Expanded widget.

Implementation

Wrapped ListView.builder with a Expanded widget

Testing Instructions

Please provide details on the steps required to review and test this PR.

build the project and navigate to the contributors page and check if there are overflow error or not