fix links

Author: PatrickFarley

articles/cognitive-services/Speech-Service/includes/how-to/translate-speech/cpp.md

@@ -19,7 +19,7 @@ auto SPEECH__SUBSCRIPTION__KEY = getenv("SPEECH__SUBSCRIPTION__KEY");
 auto SPEECH__SERVICE__REGION = getenv("SPEECH__SERVICE__REGION");
 ```
 
-For more information on environment variables, see [Environment variables and application configuration](../../../../cognitive-services-environment-variables).
+For more information on environment variables, see [Environment variables and application configuration](../../../../cognitive-services-environment-variables.md).
 
 ## Create a speech translation configuration
 

articles/cognitive-services/Speech-Service/includes/how-to/translate-speech/csharp.md

@@ -28,7 +28,7 @@ public class Program
 }
 ```
 
-For more information on environment variables, see [Environment variables and application configuration](../../../../cognitive-services-environment-variables).
+For more information on environment variables, see [Environment variables and application configuration](../../../../cognitive-services-environment-variables.md).
 
 ## Create a speech translation configuration
 

articles/cognitive-services/Speech-Service/includes/how-to/translate-speech/java.md

@@ -25,7 +25,7 @@ public class App {
 }
 ```
 
-For more information on environment variables, see [Environment variables and application configuration](../../../../cognitive-services-environment-variables).
+For more information on environment variables, see [Environment variables and application configuration](../../../../cognitive-services-environment-variables.md).
 
 ## Create a speech translation configuration
 

articles/cognitive-services/Speech-Service/includes/how-to/translate-speech/python.md

@@ -18,7 +18,7 @@ The example source code in this article depends on environment variables for sto
 speech_key, service_region = os.environ['SPEECH__SUBSCRIPTION__KEY'], os.environ['SPEECH__SERVICE__REGION']
 ```
 
-For more information on environment variables, see [Environment variables and application configuration](../../../../cognitive-services-environment-variables).
+For more information on environment variables, see [Environment variables and application configuration](../../../../cognitive-services-environment-variables.md).
 
 ## Create a speech translation configuration