fix: Update welcome screen text

[usame-algan]

What it solves

Part of #2452

How this PR fixes it

• Updates text and link on the social login welcome page

Checklist

• I've tested the branch on mobile 📱
• I've documented how it affects the analytics (if at all) 📊
• I've written a unit/e2e test for it (if applicable) 🧑‍💻

[github-actions]

Branch preview

✅ Deploy successful!

https://update_text--walletweb.review-wallet-web.5afe.dev

[github-actions]

ESLint Summary View Full Report

Annotations are provided inline on the Files Changed tab. You can also see all annotations that were generated on the annotations page.

Type	Occurrences	Fixable
Errors	0	0
Warnings	0	0
Ignored	0	N/A

• Result: ✅ success
• Annotations: 0 total

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^{Report generated by eslint-plus-action}

[github-actions]

Coverage report

St.❔	Category	Percentage	Covered / Total
🟡	Statements	75.1%	10093/13439
🔴	Branches	49.63%	2052/4135
🔴	Functions	57.57%	1499/2604
🟡	Lines	76.66%	9128/11907

Test suite run success

1105 tests passing in 155 suites.

Report generated by 🧪jest coverage report action from 5714fae