Update Google Ads connection settings

[ishachopra0401]

What do these changes do?

Describe the changes you are proposing in this PR.

Type of documentation

• [ ] New documentation
• [x] Documentation update
• [ ] Hotfix

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rudderstack-docs	✅ Ready (Inspect)	Visit Preview	💬 Add your feedback	Feb 9, 2023 at 7:59AM (UTC)