Update E2E test for new test-dapp version

[FrederikBolding]

Explanation

Updates the wallet_addEthereumChain E2E test to use a local Ganache instance instead of outdated XDAI RPC.

More Information

To be merged with: MetaMask/test-dapp#174

Pre-Merge Checklist

• PR template is filled out
• IF this PR fixes a bug, a test that would have caught the bug has been added
• PR is linked to the appropriate GitHub issue
• PR has been added to the appropriate release Milestone

+ If there are functional changes:

• Manual testing complete & passed
• "Extension QA Board" label has been applied

[PeterYinusa]

Hey @FrederikBolding, I wondering if we should change it to a local Ganache server running on a different port. So we have more control over this in our tests

[metamaskbot]

Builds ready [abd5c78]

• builds: chrome, firefox, opera
• builds (beta): chrome, firefox, opera
• builds (flask): chrome, firefox, opera
• build viz: Build System
• code coverage: Report
• storybook: Storybook
• all artifacts
• bundle viz:

  • background: 0, 1, 2, 3, 4, 5, 6, 7
  • common: 0, 1, 2, 3, 4, 5, 6, 7, 8
  • content-script: 0
  • contentscript: contentscript
  • disable-console: disable-console
  • inpage: inpage
  • policy-load: policy-load
  • sentry-install: sentry-install
  • ui: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9

Page Load Metrics (1811 ± 77 ms)

Platform	Page	Metric	Min (ms)	Max (ms)	Average (ms)	StandardDeviation (ms)	MarginOfError (ms)
Chrome	Home	firstPaint	89	1764	193	361	173
		domContentLoaded	1609	2214	1789	159	76
		load	1609	2214	1811	160	77
		domInteractive	1609	2214	1789	159	76

[danjm]

LGTM! Nice work. And I agree with the decision to change this to use a local ganache server.