Include proxy version in telemetry

src/start-proxy-action.ts

@@ -122,6 +122,7 @@ async function run(action: ActionState<["Base", "Logger", "Env", "Actions"]>) {
         languages: language === undefined ? undefined : [language],
       },
       proxyConfig.all_credentials.map((c) => c.type),
+      { proxy_version: proxyBin.version },
       logger,
     );
   } catch (unwrappedError) {