Mapping of each env var key with its variable name found in the ConfigurationKeys (to avoid refactoring all names according to source generated deducted variable names!)

Author: anna-git

tracer/src/Datadog.Trace.SourceGenerators/Configuration/ConfigurationKeysGenerator.cs

@@ -44,4 +44,5 @@ internal class TrackingNames
     public const string ConfigurationKeysGenMatcherValidData = nameof(ConfigurationKeysGenMatcherValidData);
     public const string ConfigurationKeysGenAdditionalText = nameof(ConfigurationKeysGenAdditionalText);
     public const string ConfigurationKeysGenYamlAdditionalText = nameof(ConfigurationKeysGenYamlAdditionalText);
+    public const string ConfigurationKeysGenMappingAdditionalText = nameof(ConfigurationKeysGenMappingAdditionalText);
 }