feat(query): add api to list stream

[everpcpc]

I hereby agree to the terms of the CLA available at: https://docs.databend.com/dev/policies/cla/

Summary

This PR adds a new HTTP API endpoint to list streams within a database, expanding the existing catalog API functionality to support stream management operations.

• Implements /v1/catalog/databases/{database}/streams GET endpoint to retrieve streams in a specified database
• Adds comprehensive test coverage for the new streams listing API
• Includes proper error handling for non-existent databases and stream conversion failures

Tests

• Unit Test
• Logic Test
• Benchmark Test
• No Test - Explain why

Type of change

• Bug Fix (non-breaking change which fixes an issue)
• New Feature (non-breaking change which adds functionality)
• Breaking Change (fix or feature that could cause existing functionality not to work as expected)
• Documentation Update
• Refactoring
• Performance Improvement
• Other (please describe):

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This change is 

[github-actions]

🤖 Smart Auto-retry Analysis

Workflow: 17601755455

📊 Summary

• Total Jobs: 83
• Failed Jobs: 1
• Retryable: 0
• Code Issues: 1

❌ NO RETRY NEEDED

All failures appear to be code/test issues requiring manual fixes.

🔍 Job Details

• ❌ linux / test_private_tasks: Not retryable (Code/Test)

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[Copilot]

Pull Request Overview

This PR adds a new HTTP API endpoint /v1/catalog/databases/{database}/streams to list streams within a database, expanding the existing catalog API functionality. The implementation includes comprehensive error handling for non-existent databases and proper stream metadata retrieval.

• Implements new streams listing API with proper authentication and visibility checks
• Adds comprehensive test coverage with shell script tests and expected results
• Refactors existing test assertions to improve code readability and formatting

Reviewed Changes

Copilot reviewed 19 out of 19 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
src/query/service/src/servers/http/v1/catalog/list_database_streams.rs	Implements the core API handler for listing streams in a database
src/query/service/src/servers/http/v1/catalog/mod.rs	Adds module declaration and public export for the new streams handler
src/query/service/src/servers/http/v1/http_query_handlers.rs	Registers the new streams endpoint in the HTTP routing table
tests/suites/5_ee/05_stream/05_0004_ee_stream_http_api.sh	Shell script test for the new streams API endpoint
tests/suites/5_ee/05_stream/05_0004_ee_stream_http_api.result	Expected test results for the streams API test
Various test files	Refactored assertion formatting for better readability

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[zhyass]

LGTM