chore: bump libphonenumber-js version to 1.11.18

[alishaz-polymath]

What does this PR do?

Bumps libphonenumber version to 1.11.18
Fixes #18703
Removes patch libphonenumber-js-npm-1.10.51-4ff79b15f8.patch and adds libphonenumber-js+1.11.18.patch for latest version. This patch is essential to allow us access isValidPhoneNumber via lazy load of libphonenumber-js

Mandatory Tasks (DO NOT REMOVE)

• N/A I have self-reviewed the code (A decent size PR without self-review might be rejected).
• N/A I have updated the developer docs in /docs if this PR makes changes that would require a documentation change. If N/A, write N/A here and check the checkbox.
• N/A I confirm automated tests are in place that prove my fix is effective or that my feature works.

How should this be tested?

• Are there environment variables that should be set?
• What are the minimal test data to have?
• What is expected (happy path) to have (input and output)?
• Any other important info that could help to test that PR

Checklist

• I haven't read the contributing guide
• My code doesn't follow the style guidelines of this project
• I haven't commented my code, particularly in hard-to-understand areas
• I haven't checked if my changes generate no new warnings

[graphite-app]

Graphite Automations

"Add foundation team as reviewer" took an action on this PR • (01/20/25)

1 reviewer was added to this PR based on Keith Williams's automation.

"Add ready-for-e2e label" took an action on this PR • (01/20/25)

1 label was added to this PR based on Keith Williams's automation.

[hariombalhara]

Tested LGTM !!
Verified that phone number +61494311111 is valid plus tried some other india phone numbers. Tried some invalid numbers as well.

Also, tried prefill and then submission without making a change to phone number.

[github-actions]

E2E results are ready!

• Workflow #44525.1 latest results