Fix #6652 Backend: Sort Feed by created timestamp by default

[vivekratnavel]

Describe your changes :

See #6652

Type of change :

• [x] Improvement

Checklist:

• [x] I have read the CONTRIBUTING document.
• [ ] I have commented on my code, particularly in hard-to-understand areas.
• [ ] I have added tests that prove my fix is effective or that my feature works.
• [x] All new and existing tests passed.

[cypress[bot]]

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Test summary

52 • 0 • 15 • 0

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Run details

Project	openmetadata
Status	Passed
Commit	b9ce5786ac
Started	Aug 13, 2022 5:34 PM
Ended	Aug 13, 2022 5:45 PM
Duration	11:05 💡
OS	Linux Ubuntu - 20.04
Browser	Chrome 104

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[sonarqubecloud[bot]]

[open-metadata-ingestion] Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
No Duplication information

[sonarqubecloud[bot]]

[OpenMetadata-catalog] Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
0.0% Duplication