chore: move keyring snap permissions file

[gantunesr]

Description

This PR moves the keyring-snaps-permissions file into the snap-keyring directory.

Related issues

None

Manual testing steps

Not applicable

Screenshots/Recordings

Not applicable

Pre-merge author checklist

• I've followed MetaMask Contributor Docs and MetaMask Extension Coding Standards.
• I've completed the PR template to the best of my ability
• I’ve included tests if applicable
• I’ve documented my code using JSDoc format if applicable
• I’ve applied the right labels on the PR (see labeling guidelines). Not required for external contributors.

Pre-merge reviewer checklist

• I've manually tested the PR (e.g. pull and build branch, run the app, test code being changed).
• I confirm that this PR addresses all acceptance criteria described in the ticket it closes and includes the necessary testing evidence such as recordings and or screenshots.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 69.62%. Comparing base (18ebe12) to head (7df81da).
Report is 4 commits behind head on develop.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop   #25491   +/-   ##
========================================
  Coverage    69.62%   69.62%           
========================================
  Files         1344     1344           
  Lines        47795    47795           
  Branches     13190    13190           
========================================
  Hits         33273    33273           
  Misses       14522    14522           

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[metamaskbot]

Builds ready [7df81da]

• builds: chrome, firefox
• builds (beta): chrome
• builds (flask): chrome, firefox
• builds (MMI): chrome, firefox
• builds (test): chrome, firefox
• builds (test-flask): chrome, firefox
• build viz: Build System
• mv3: Background Module Init Stats
• mv3: UI Init Stats
• mv3: Module Load Stats
• mv3: Bundle Size Stats
• mv2: E2e Actions Stats
• code coverage: Report
• storybook: Storybook
• typescript migration: Dashboard
• all artifacts
• bundle viz:

  • background: 0, 1, 2, 3, 4, 5
  • common: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
  • content-script: 0
  • offscreen: 0
  • ui: 0, 1, 10, 11, 2, 3, 4, 5, 6, 7, 8, 9

Page Load Metrics (51 ± 16 ms)

Platform	Page	Metric	Min (ms)	Max (ms)	Average (ms)	StandardDeviation (ms)	MarginOfError (ms)
Chrome	Home	firstPaint	68	288	88	46	22
		domContentLoaded	9	21	10	3	1
		load	39	196	51	34	16
		domInteractive	9	21	10	3	1

Bundle size diffs [🚨 Warning! Bundle size has increased!]

• background: 72 Bytes (0.00%)
• ui: 0 Bytes (0.00%)
• common: 0 Bytes (0.00%)