Fix the configuration parameter of baidu_vector_store

[JanMCHEN]

Description

fix baidu_vector_store:

• BaiduDBconfig used table_name while Memory class need collection_name
• Hardcode replicate=3 caused failures in resource-constrained environments
• Invalid filter formats triggered "bad parameter filter" exceptions

Type of change

• [ ] Bug fix (non-breaking change which fixes an issue)

How Has This Been Tested?

• [ ] Test Script (please provide)

from mem0 import Memory

Memory.from_config({
    "vectore_store": {
        "collection_name": "xxx",
        # "not table_name": ""
        ...
        
    }
})

Maintainer Checklist

• [ ] closes #xxxx (Replace xxxx with the GitHub issue number)
• [ ] Made sure Checks passed

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