chore: Update naming for returning a txHash asap for smart transactions

[dan437]

Description

This PR updates naming for returning a txHash asap and also merges shared feature flags for smart transactions with network specific ones.

Related issues

Fixes:

Manual testing steps

1. Once the new feature flag is enabled on backend, the mobile app will return a txHash asap after submitting a transaction.

Screenshots/Recordings

Before

After

Pre-merge author checklist

• I’ve followed MetaMask Contributor Docs and MetaMask Mobile 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.

[chrisleewilcox]

Please run e2e for this.

[github-actions]

Bitrise

🔄🔄🔄 pr_smoke_e2e_pipeline started on Bitrise...🔄🔄🔄

Commit hash: 8bf0284
Build link: https://app.bitrise.io/app/be69d4368ee7e86d/pipelines/1d2ceb49-78db-467e-8778-dc494793b167

Note

• This comment will auto-update when build completes
• You can kick off another pr_smoke_e2e_pipeline on Bitrise by removing and re-applying the Run Smoke E2E label on the pull request

E2E passed, the notify failed for some reason.

[sonarcloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
100.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[github-actions]

Bitrise

✅✅✅ pr_smoke_e2e_pipeline passed on Bitrise! ✅✅✅

Commit hash: 83079b5
Build link: https://app.bitrise.io/app/be69d4368ee7e86d/pipelines/fc585f50-ed0c-4fd5-a1fc-3c7c293896a0

Note

• You can kick off another pr_smoke_e2e_pipeline on Bitrise by removing and re-applying the Run Smoke E2E label on the pull request

[chrisleewilcox]

LGTM