Pin released QPK connection fixes

Author: Pigbibi

requirements.txt

@@ -1,6 +1,6 @@
 flask
 gunicorn
-quant-platform-kit @ git+https://github.com/QuantStrategyLab/QuantPlatformKit.git@v0.7.18
+quant-platform-kit @ git+https://github.com/QuantStrategyLab/QuantPlatformKit.git@v0.7.19
 us-equity-strategies @ git+https://github.com/QuantStrategyLab/UsEquityStrategies.git@main
 pandas
 numpy