feat: add solana to beta

[aganglada]

Description

Moving solana code fences to beta

Related issues

Fixes:

Manual testing steps

1. Go to this page...

Screenshots/Recordings

Before

After

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.

[github-actions]

CLA Signature Action: All authors have signed the CLA. You may need to manually re-run the blocking PR check if it doesn't pass in a few minutes.

[ccharly]

Quickly tested with:

yarn build --build-type beta dist

I was able to see the account creation and use the Snap:

Here we are 🥹 🚀

[Mrtenz]

Nit (though not introduced by this PR):

Suggested change

	it('returna config when not matching default mapping', async () => {
	it('returns config when not matching default mapping', async () => {

[metamaskbot]

Builds ready [bc571df]

• builds: chrome, firefox
• builds (flask): chrome, firefox
• builds (MMI): chrome
• builds (test): chrome, firefox
• builds (test-flask): chrome, firefox
• build viz: Build System
• mv3: Bundle Size Stats
• mv2: E2e Actions Stats
• storybook: Storybook
• typescript migration: Dashboard
• all artifacts
• bundle viz:

  • background: 0, 1, 2, 3, 4, 5, 6, 7, 8
  • common: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13
  • ui: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12
  • content-script: 0
  • offscreen: 0

Page Load Metrics (1628 ± 63 ms)

Platform	Page	Metric	Min (ms)	Max (ms)	Average (ms)	StandardDeviation (ms)	MarginOfError (ms)
Chrome	Home	firstPaint	1454	2018	1629	124	59
		domContentLoaded	1439	1971	1608	117	56
		load	1448	2066	1628	131	63
		domInteractive	26	108	40	23	11
		backgroundConnect	10	91	25	20	10
		firstReactRender	15	69	29	21	10
		getState	5	59	18	20	10
		initialActions	0	0	0	0	0
		loadScripts	1027	1453	1188	98	47
		setupStore	7	57	12	11	5
		uiStartup	1655	2411	1845	159	76

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

• background: 12 Bytes (0.00%)
• ui: 0 Bytes (0.00%)
• common: 0 Bytes (0.00%)