feat: hide interface to search for bots in teams with MLS as default protocol - WPB-10779

[KaterinaWire]

Issue

We should hide interface to search for bots in teams with MLS as default protocol:

Testing

• open search contacts (the user should be a part of the team with MLS as default protocol)

Checklist

• Title contains a reference JIRA issue number like [WPB-XXX].
• Description is filled and free of optional paragraphs.
• Adds/updates automated tests.

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UI accessibility checklist

If your PR includes UI changes, please utilize this checklist:

• Make sure you use the API for UI elements that support large fonts.
• All colors are taken from WireDesign.ColorTheme or constructed using WireDesign.BaseColorPalette.
• New UI elements have Accessibility strings for VoiceOver.

[github-actions]

Test Results

    2 files    288 suites   2m 54s ⏱️
1 783 tests 1 783 ✅ 0 💤 0 ❌
1 791 runs  1 791 ✅ 0 💤 0 ❌

Results for commit d738118.

♻️ This comment has been updated with latest results.