Minor regression algorithms fix

Author: jhonabreul

Algorithm.CSharp/StringToSymbolImplicitConversionRegressionAlgorithm.cs

@@ -49,7 +49,7 @@ public override void OnData(Slice slice)
             }
             catch (Exception exception)
             {
-                if (exception.Message.Contains("This asset symbol (PEPE 0) was not found in your security list") && !Portfolio.Invested)
+                if (exception.Message.Contains("PEPE was not found", StringComparison.InvariantCultureIgnoreCase) && !Portfolio.Invested)
                 {
                     SetHoldings("SPY", 1);
                 }

Algorithm.Python/StringToSymbolImplicitConversionRegressionAlgorithm.py

@@ -34,5 +34,5 @@ def on_data(self, data):
         try:
             self.market_order("PEPE", 1)
         except Exception as exception:
-            if "This asset symbol (PEPE 0) was not found in your security list" in str(exception) and not self.portfolio.invested:
+            if "PEPE was not found" in str(exception) and not self.portfolio.invested:
                 self.set_holdings("SPY", 1)