[Bug] - No restrictions in file uploader

[drcoolsanjeev]

Component
FwFileUploader

Describe the bug
After providing ".jpg" as accept props, we are able to upload file of any type. So there is no restrictions of file type provide by default as in plain html input field.

To Reproduce
Steps to reproduce the current behaviour:

1. Go to https://moonlit-rabanadas-0f0022.netlify.app/components/core/file-uploader/#properties
2. Click on Upload file able to select file type as any.

Expected behaviour
The selection should be restricted based on accept props value.