Update src/content/docs/bff/upgrading/bff-v3-to-v4.md

Co-authored-by: Wesley Cabus <[email protected]>

Author: maartenba

src/content/docs/bff/upgrading/bff-v3-to-v4.md

@@ -46,7 +46,7 @@ app.MapRemoteBffApiEndpoint("/api/optional-user-token", "https://localhost:5010"
 
 ### Configuring Token Types In YARP
 
-The required token type configuration in yarp has also changed slightly. It uses the enum values from `RequiredTokenType`.
+The required token type configuration in YARP has also changed slightly. It uses the enum values from `RequiredTokenType`.
 
 ### Extending The BFF