Update protobuf documentation with version and fixed Mermaid symbols

Author: actions-user

docs/3-idl/protobuf.md

@@ -2917,7 +2917,7 @@ todo min/max_angle
 
 ### ViewWidth
 Enum representing the different view widths available in the soccer simulation.
-For more information, see the documentation at [link](https:://link.com).
+For more information, see the documentation at [link](https://link.com).
 
 | Name | Number | Description |
 | ---- | ------ | ----------- |