Support for audio/wav file inside Media Storage

This update introduces support for uploading audio files with the MIME type audio/wav, in addition to the previously supported audio/x-wav.

Purpose

To expand file compatibility and improve user experience by ensuring broader support for audio uploads, particularly the commonly used audio/wav format.

What Changed

Before
: Only the MIME type audio/x-wav was supported.
Now
: The system now supports both audio/x-wav and audio/wav MIME types.
This update improves compatibility with different audio file exporters and recording tools that use audio/wav.