File atachment crash

[toshanmugaraj]

Type of change

• Feature
• [x ] Bugfix
• Technical
• Other :

Content

Exception is handled when there is issue on granting permission.

Motivation and context

Steps to reproduce

Having Work / Personal MDM workspace container.
Restriction is there for file sharing from Work to Personal container.
Install and open the element android in the Work container.
Try to attach any file in the Personal workspace.
The app crashes when trying to grant permission

(#8907)

Screenshots / GIFs

Tests

Tested devices

• [x ] Physical
• Emulator
• OS version(s):

Checklist

• Changes has been tested on an Android device or Android emulator with API 21
• UI change has been tested on both light and dark themes
• Accessibility has been taken into account. See https://github.com/element-hq/element-android/blob/develop/CONTRIBUTING.md#accessibility
• Pull request is based on the develop branch
• Pull request includes a new file under ./changelog.d. See https://github.com/element-hq/element-android/blob/develop/CONTRIBUTING.md#changelog
• Pull request includes screenshots or videos if containing UI changes
• Pull request includes a sign off
• [x ] You've made a self review of your PR
• If you have modified the screen flow, or added new screens to the application, you have updated the test UiAllScreensSanityTest.allScreensTest()

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}