feat: Add blockaid validation support for OPBNB network.

[jpuri]

Description

Add blockaid validation support for OPBNB network.

Related issues

Fixes: https://github.com/MetaMask/MetaMask-planning/issues/2392

Manual testing steps

1. Switch to opBNB network
2. Submit transaction
3. Ensure blockaid validation is done

Screenshots/Recordings

Pre-merge author checklist

• [X] I’ve followed MetaMask Coding Standards.
• [X] I've completed the PR template to the best of my ability
• [X] I’ve included tests if applicable
• [ ] I’ve documented my code using JSDoc format if applicable
• [X] 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[bot]]

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.

[sleepytanya]

Looks great from QA side! Dev build b19af64

[metamaskbot]

Builds ready [b19af64]

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

Page Load Metrics (723 ± 546 ms)

Platform	Page	Metric	Min (ms)	Max (ms)	Average (ms)	StandardDeviation (ms)	MarginOfError (ms)
Chrome	Home	firstPaint	56	142	89	26	12
		domContentLoaded	8	55	18	14	7
		load	45	2828	723	1136	546
		domInteractive	8	55	18	14	7

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

• background: 13 Bytes (0.00%)
• ui: 0 Bytes (0.00%)
• common: 87 Bytes (0.00%)

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 67.34%. Comparing base (f0ac9c0) to head (6ccc595). Report is 11 commits behind head on develop.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## develop #24361 +/- ## ======================================== Coverage 67.34% 67.34% ======================================== Files 1282 1282 Lines 50066 50067 +1 Branches 12986 12986 ======================================== + Hits 33716 33717 +1 Misses 16350 16350 ```

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.

[metamaskbot]

Builds ready [6ccc595]

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

Page Load Metrics (596 ± 510 ms)

Platform	Page	Metric	Min (ms)	Max (ms)	Average (ms)	StandardDeviation (ms)	MarginOfError (ms)
Chrome	Home	firstPaint	56	123	80	13	6
		domContentLoaded	8	22	14	4	2
		load	45	2964	596	1063	510
		domInteractive	8	22	14	4	2

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

• background: 13 Bytes (0.00%)
• ui: 0 Bytes (0.00%)
• common: 87 Bytes (0.00%)