Update docs/operations/configuration/overview.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Signed-off-by: Niklas <nscuro@protonmail.com>

Author: nscuro

docs/operations/configuration/overview.md

@@ -61,7 +61,7 @@ by [MicroProfile Config]:
 To debug whether config values are properly resolved, and from *which source* they are resolved,
 it's possible to enable debug logging va [`dt.config.log.values`](../../reference/configuration/api-server.md#dtconfiglogvalues):
 
-``` linenums="1"
+```ini linenums="1"
 dt.config.log.values=true
 dt.logging.level."io.smallrye.config"=DEBUG
 ```