chore(ui-ux): display error announcement when evm and eth urls are incorrect

[lykalabrada]

What this PR does / why we need it:

Also show error announcement when custom evm urls are incorrect

Which issue(s) does this PR fixes?:

Fixes #

Additional comments?:

Developer Checklist:

• Read your code changes at least once
• Tested on iOS/Android device (e.g, No crashes, library supported etc.)
• No console errors on web
• Tested on Light mode and Dark mode*
• Your UI implementation visually matched the rendered design*
• Unit tests*
• Added e2e tests*
• Added translations*

[github-actions]

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[github-actions]

Build preview for DeFiChain Wallet is ready!

Built with commit 71c2e9c

https://expo.io/@defichain/wallet?release-channel=pr-preview-4136