[go_router] fixes urls for go_router package (#2907)

* fix: fixes urls for go_router package

* applies fixes and updates version
diff --git a/packages/go_router/CHANGELOG.md b/packages/go_router/CHANGELOG.md
index 56459e2..c696857 100644
--- a/packages/go_router/CHANGELOG.md
+++ b/packages/go_router/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 5.2.3
+
+- Fixes link for router configuration and sub-routes
+
 ## 5.2.2
 
 - Fixes `pop` and `push` to update urls correctly.
diff --git a/packages/go_router/lib/src/route.dart b/packages/go_router/lib/src/route.dart
index 4a06b54..89cb4fd 100644
--- a/packages/go_router/lib/src/route.dart
+++ b/packages/go_router/lib/src/route.dart
@@ -91,9 +91,8 @@
 /// ```
 /// In the above example, if /family route is matched, it will be used.
 /// else /:username route will be used.
-///
-/// See [Sub-routes](https://github.com/flutter/packages/blob/main/packages/go_router/example/lib/sub_routes.dart)
-/// for a complete runnable example.
+/// ///
+/// See [main.dart](https://github.com/flutter/packages/blob/main/packages/go_router/example/lib/main.dart)
 @immutable
 abstract class RouteBase {
   const RouteBase._({
diff --git a/packages/go_router/lib/src/router.dart b/packages/go_router/lib/src/router.dart
index 548747e..c3fb0a8 100644
--- a/packages/go_router/lib/src/router.dart
+++ b/packages/go_router/lib/src/router.dart
@@ -30,7 +30,7 @@
 /// changes.
 ///
 /// See also:
-/// * [Configuration](https://pub.dev/documentation/go_router/topics/Configuration-topic.html)
+/// * [Configuration](https://pub.dev/documentation/go_router/latest/topics/Configuration-topic.html)
 /// * [GoRoute], which provides APIs to define the routing table.
 /// * [examples](https://github.com/flutter/packages/tree/main/packages/go_router/example),
 ///    which contains examples for different routing scenarios.
diff --git a/packages/go_router/pubspec.yaml b/packages/go_router/pubspec.yaml
index 9fbfc28..af91717 100644
--- a/packages/go_router/pubspec.yaml
+++ b/packages/go_router/pubspec.yaml
@@ -1,7 +1,7 @@
 name: go_router
 description: A declarative router for Flutter based on Navigation 2 supporting
   deep linking, data-driven routes and more
-version: 5.2.2
+version: 5.2.3
 repository: https://github.com/flutter/packages/tree/main/packages/go_router
 issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+label%3A%22p%3A+go_router%22