[PM-7349] add snap description

[jlf0dev]

Type of change

- [ ] Bug fix
- [ ] New feature development
- [ ] Tech debt (refactoring, code cleanup, dependency upgrades, etc)
- [ ] Build/deploy pipeline (DevOps)
- [x] Other

Objective

Adds instructions to the snap description to enable required permissions.

Related: #8651

Code changes

• file.ext: Description of what was changed and why

Screenshots

Before you submit

• Please add unit tests where it makes sense to do so (encouraged but not required)
• If this change requires a documentation update - notify the documentation team
• If this change has particular deployment requirements - notify the DevOps team
• Ensure that all UI additions follow WCAG AA requirements

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 27.21%. Comparing base (9d10825) to head (791e20f).
Report is 9 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #8672      +/-   ##
==========================================
- Coverage   27.22%   27.21%   -0.02%     
==========================================
  Files        2337     2338       +1     
  Lines       68114    68229     +115     
  Branches    12733    12742       +9     
==========================================
+ Hits        18543    18567      +24     
- Misses      48177    48267      +90     
- Partials     1394     1395       +1     

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[github-actions]

Checkmarx One – Scan Summary & Details – 01523106-566d-4f90-8b7e-b7f8928c0c99

No New Or Fixed Issues Found