Fix test failures on main

[dirkkul]

• Skip async replication test for old version
• Fix async replicaiton worker tests
• delete flaky lazy shard loading test (already deleted in dev/v1.37)
• update to latest versions

[orca-security-eu]

Orca Security Scan Summary

Status	Check	Issues by priority
Passed	Infrastructure as Code	0   0   0   0	View in Orca
Passed	SAST	0   0   0   0	View in Orca
Passed	Secrets	0   0   0   0	View in Orca
Passed	Vulnerabilities	0   0   0   0	View in Orca

[Copilot]

Pull request overview

Updates an integration test to be version-aware by skipping async replication configuration validation on Weaviate versions that don’t support it.

Changes:

• Add a Weaviate version gate to test_replication_config_with_async_config to skip on versions < 1.34.18.

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[codecov-commenter]

Codecov Report

❌ Patch coverage is 66.66667% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 87.87%. Comparing base (ccf4f61) to head (a44ad58).
⚠️ Report is 74 commits behind head on main.

Files with missing lines	Patch %	Lines
integration/test_collection_config.py	66.66%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2005      +/-   ##
==========================================
+ Coverage   87.84%   87.87%   +0.03%     
==========================================
  Files         280      280              
  Lines       21347    21655     +308     
==========================================
+ Hits        18752    19030     +278     
- Misses       2595     2625      +30     

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