Create B2M.svg

[igsB2M]

Context (issues, jira)

Description / Usage

Add a new logo of Bit2Me Token.

Expectations

• Test coverage: The changes of this PR are covered by test. Unit test were added with mocks when depending on a backend/device.
• No impact: The changes of this PR have ZERO impact on the userland. Meaning, we can use these changes without modifying LLD/LLM at all. It will be a "noop" and the maintainers will be able to bump it without changing anything.

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🔍 Inspect: https://vercel.com/ledgerhq/ledger-live-common/3yG3ypmAwrjsEKeSkXz92Hek6VXF
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[gre]

Thanks for the contribution. Sorry to ask this now but could you merge master in? we have extra test that do some checks to ensure icons are fine. Thanks