[codex] Use UsEquityStrategies 0.7.25

[Pigbibi]

Summary

• bump QuantPlatformKit to v0.7.16 and UsEquityStrategies to v0.7.25
• keep the current LongBridge rollout matrix from main, including enabled dynamic mega leveraged pullback

Validation

• PYTHONPATH=.:../UsEquityStrategies/src:../QuantPlatformKit/src uv run --with pytest --with pandas --with numpy --with pytz --with requests --with flask --with pandas-market-calendars --with longport python -m unittest tests.test_strategy_loader tests.test_runtime_config_support tests.test_rebalance_service tests.test_decision_mapper -v
• uv run --with ruff ruff check tests/test_runtime_config_support.py
• git diff --check