[FIX] sanitize connection.uri for mongo

[gaurav7261]

• Breaking change? (if so, please describe the impact and migration path for existing application instances)

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How Has This Been Tested? (put an "x" (case-sensitive!) next to an item)

• No need to
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• Covered by existing automation

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• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation (e.g. ENVIRONMENT VARIABLES)
• My changes generate no new warnings (e.g. Sonar is happy)
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged

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[github-actions]

Hello there gaurav7261! 👋

Thank you and congrats 🎉 for opening your first PR on this project! ✨ 💖

We will try to review it soon!

[gaurav7261]

@freeformz can you check please

[gaurav7261]

@freeformz @joschi can you please review

[freeformz]

I doubt this is going to get accepted here, I suggest checkout out @kafbat/kafka-ui, which seems to be the successor.