Bump UsEquityStrategies to v0.7.1

Author: Pigbibi

requirements.txt

@@ -1,7 +1,7 @@
 flask
 gunicorn
 quant-platform-kit @ git+https://github.com/QuantStrategyLab/QuantPlatformKit.git@v0.7.1
-us-equity-strategies @ git+https://github.com/QuantStrategyLab/UsEquityStrategies.git@v0.7.0
+us-equity-strategies @ git+https://github.com/QuantStrategyLab/UsEquityStrategies.git@v0.7.1
 pandas
 numpy
 requests