Create text2query microservice for text2sql and text2cypher

[joshuayao]

Description

• Unify the text-to-query API interfaces and use a unified microservice for text-to-sql and text-to-cypher.
• Deprecate text-to-sql and text-to-cypher.

Issues

n/a.

Type of change

List the type of change like below. Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds new functionality)
• Breaking change (fix or feature that would break existing design and interface)
• Others (enhancement, documentation, validation, etc.)

Dependencies

n/a

Tests

• tests/text2query/test_text2query_text2sql.sh
• tests/text2query/test_text2query_text2sql_on_intel_hpu.sh
• tests/text2query/test_text2query_text2cypher_on_intel_hpu.sh

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

Files with missing lines	Coverage Δ
comps/cores/mega/constants.py	97.40% <100.00%> (+0.03%)	⬆️
comps/cores/proto/api_protocol.py	92.23% <100.00%> (+0.11%)	⬆️

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