fix: cp-12.13.0 replace 3D flask mascot with 2D version

[vinnyhoward]

Description

Issue: The new Flask 3D asset isn't fully supported

Solution: Replace all instances of the 3D asset for Flask with the 2D counterpart temporarily until we fix the issue

Related issues

Fixes: #30338

Manual testing steps

1. Run yarn start:flask
2. Confirm that the 2D flask logo is visible in the following flows
3. Swap Quote flow
4. Create Wallet flow
5. Login

Screenshots/Recordings

ui/pages/onboarding-flow/welcome/welcome.js

Before	After

ui/pages/swaps/awaiting-swap/awaiting-swap.js

Before	After

ui/pages/swaps/loading-swaps-quotes/loading-swaps-quotes.js

Before	After

ui/pages/swaps/mascot-background-animation/mascot-background-animation.js

Before	After

ui/pages/unlock-page/unlock-page.component.js

Before	After

Before

NA

After

NA

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).
• [x ] 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.

[metamaskbot]

Builds ready [af5ce86]

• 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, 14
  • ui: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12
  • content-script: 0
  • offscreen: 0

Page Load Metrics (1824 ± 58 ms)

Platform	Page	Metric	Min (ms)	Max (ms)	Average (ms)	StandardDeviation (ms)	MarginOfError (ms)
Chrome	Home	firstPaint	369	2059	1746	338	162
		domContentLoaded	1546	2045	1783	118	57
		load	1599	2059	1824	120	58
		domInteractive	26	133	57	36	17
		backgroundConnect	13	71	41	22	10
		firstReactRender	16	66	32	19	9
		getState	5	62	20	19	9
		initialActions	0	0	0	0	0
		loadScripts	1135	1508	1330	104	50
		setupStore	7	13	10	1	1
		uiStartup	1834	2332	2069	114	55

Bundle size diffs

• background: 0 Bytes (0.00%)
• ui: 49 Bytes (0.00%)
• common: 0 Bytes (0.00%)