minor: fix URL to upstream VISS example in online doc

Fix the link to the VISS v3 transport example in the upstream project
from the examples page of the online documentation.

Signed-off-by: Stephen Lawrence <stephen.lawrence@renesas.com>

docs/docs-gen/content/examples/_index.md

@@ -44,7 +44,7 @@ Topic examples: vsome/ip (SOME/IP), uServices, Vehicle API, VISS etc.
 | Name | Relationship to the category |
 |------|-------------|
 | [VISSR/VISS hello-world](https://covesa.github.io/vissr/build-system/hello-world/) | hello-world tutorial for making VISS requests using VISSR in the upstream VISSR project |
-| [VISS transport examples](https://raw.githack.com/COVESA/vehicle-information-service-specification/main/spec/VISSv3.0_TransportExamples.html) | Examples in the VISS Specification for making VISS requests and the responses for various transport protocols |
+| [VISS transport examples](https://raw.githack.com/COVESA/vehicle-information-service-specification/main/spec/VISSv3.0_Transport.html) | Examples in the VISS Specification for making VISS requests and the responses for various transport protocols |
 
 ## Databases
 Topic examples: Apache IoTDB, MongoDB Realm, Redis/SQLite/memcache etc.