Update requirements.txt

Author: FunnyRabbitIsAHabbit

requirements.txt

@@ -1,4 +1,4 @@
-ccxt==4.4.79
+ccxt==4.4.78
 pandas~=2.2.3
 python-dotenv~=1.0.1
 stockstats~=0.6.4
@@ -7,4 +7,4 @@ openai~=1.65.4
 pytest~=8.3.5
 plotly~=6.0.0
 dash~=3.0.4
-waitress~=3.0.2
+waitress~=3.0.2