Brave doesnt appear in the all apps menu of gnome 48

[FastPlayer1234]

Description

The brave launcher doesnt appear in the all apps menu of gnome 48 on arch linux.
[noname@HP-ENVY ~]$ desktop-file-validate ~/.local/share/applications/brave-browser.desktop /home/noname/.local/share/applications/brave-browser.desktop: error: file contains key "MimeType" in group "Desktop Action new-private-window", but keys extending the format should start with "X-" [noname@HP-ENVY ~]$

notes
fresh install of gnome 48 on latest version of arch linux.

Steps to reproduce

1. install the browser using the curl -fsS https://dl.brave.com/install.sh | sh
2. brave won't appear in the all apps menu.

Actual result

brave wasn't in the all apps menu

Expected result

brave should be in the all apps menu

Reproduces how often

Easily reproduced

Brave version (brave://version info)

1.78.102 Chromium: 136.0.7103.113 (Official Build) (64-bit)
9161158db1676f5fb4a6e048cc98d776dcbf9bad
Linux

Channel information

• release (stable)
• beta
• nightly

Reproducibility

• with Brave Shields disabled
• with Brave Rewards disabled
• in the latest version of Chrome

Miscellaneous information

i fixed it by changing line 224 of brave-browser.desktop to
X-MimeType=x-scheme-handler/unknown;x-scheme-handler/about;text/html;text/xml;application/xhtml_xml;image/webp;x-scheme-handler/http;x-scheme-handler/https;

from:
MimeType=x-scheme-handler/unknown;x-scheme-handler/about;text/html;text/xml;application/xhtml_xml;image/webp;x-scheme-handler/http;x-scheme-handler/https;