Release/836.0.0

[salimtb]

Explanation

References

Checklist

• I've updated the test suite for new or updated code as appropriate
• I've updated documentation (JSDoc, Markdown, etc.) for new or updated code as appropriate
• I've communicated my changes to consumers by updating changelogs for packages I've changed
• I've introduced breaking changes in this PR and have prepared draft pull requests for clients and consumer packages to resolve them

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Note

Low Risk
Version/changelog/package metadata updates only; no runtime code changes in this diff.

Overview
Bumps the monorepo release version to 836.0.0 and publishes @metamask/assets-controller as 2.1.0.

Updates the @metamask/assets-controller changelog to cut a 2.1.0 release section and adjusts the compare links accordingly.

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