docs: update links

Updated various old links pointing to `help.rive`

I added additional information and updates as I saw them

Diffs=
d63786fee docs: update links (#7998)
727e0ba8b Add data converters to flutter runtime (#8029)
f25ee97a0 Opensource (tools) tests as part of runtime (#8035)
39b803c58 8020 text fit to box (#8042)
b06e05dc1 Fix dash increment (#8038)
5c312867e Fixing tool drawing (#8028)

Co-authored-by: Gordon <pggordonhayes@gmail.com>

.github/ISSUE_TEMPLATE/i-have-a-problem-with-rive-flutter.md

@@ -12,10 +12,12 @@ assignees: ''
 If something isn't working like you expected, please:
 - Make sure you've updated rive-flutter to the latest version:
 			https://pub.dev/packages/rive/versions
-- Check out our help center
+- Check out our documentation
-			https://help.rive.app/
+			https://rive.app/community/doc
+- Get help on our forums
+			https://rive.app/community/forums/home				
 - You can file a new feature request at
-			https://feedback.rive.app/
+			https://rive.app/community/forums/feature-requests/fsnweJpNLqIh
 			
 If you think you found a bug or if you can't find what you're looking for 
 in our docs, fill out the template below.
@@ -35,7 +37,7 @@ Steps to reproduce the behavior:
 #### Source `.riv`/`.rev` file
 <-- 
 Attaching runtime-exported `.riv` file that reproduces the issue is immensely helpful for our team to identify the problem as fast as possible and fix it.
-Please also include the source (`.rev`) by [downloading a backup](https://help.rive.app/editor/exporting#for-backup) from the Editor. 
+Please also include the source (`.rev`) by [downloading a backup](https://rive.app/community/doc/exporting/dockj1y5YeDd#for-backup) from the Editor. 
 	
 N.B. Because GitHub only supports certain file types use a ZIP archive to upload `.riv`/`.rev` files to this issue.
 

.rive_head

@@ -1 +1 @@
-4a8f2c46f8d91e64f3c80e4791aaab62dc1e60a6
+d63786feecc4a5ad8325109b4dfadb7f5c05e86c

CHANGELOG.md

@@ -76,7 +76,7 @@
 
 ## 0.12.3
 
-- Support for Nested Inputs and Nested Events. See the docs on [Nested Artboards](https://help.rive.app/editor/fundamentals/nested-artboards).
+- Support for Nested Inputs and Nested Events. See the docs on [Nested Artboards](https://rive.app/community/doc/nested-artboards/docL5SnBgUng).
 
 ## 0.12.2
 
@@ -89,7 +89,7 @@
 
 ## 0.12.0
 
-- BREAKING: Changes to `assetLoader` in `RiveFile`. See the Rive docs on [Loading Assets](https://help.rive.app/runtimes/loading-assets) for updated examples.
+- BREAKING: Changes to `assetLoader` in `RiveFile`. See the Rive docs on [Loading Assets](https://rive.app/community/doc/loading-assets/doct4wVHGPgC) for updated examples.
 
 ## 0.11.17
 

example/lib/custom_asset_loading.dart

@@ -15,7 +15,7 @@ import 'package:http/http.dart' as http;
 ///
 /// See `custom_cached_asset_loading.dart` for an example of this.
 ///
-/// See: https://help.rive.app/runtimes/loading-assets
+/// See: https://rive.app/community/doc/loading-assets/doct4wVHGPgC
 class CustomAssetLoading extends StatefulWidget {
   const CustomAssetLoading({Key? key}) : super(key: key);
 

example/lib/custom_cached_asset_loading.dart

@@ -15,7 +15,7 @@ import 'package:rive/rive.dart';
 /// The example also shows how to swap out the assets multiple times by
 /// keeping a reference to the asset and swapping it out.
 ///
-/// See: https://help.rive.app/runtimes/loading-assets
+/// See: https://rive.app/community/doc/loading-assets/doct4wVHGPgC
 class CustomCachedAssetLoading extends StatefulWidget {
   const CustomCachedAssetLoading({Key? key}) : super(key: key);
 

lib/src/rive_core/state_machine_controller.dart

@@ -389,7 +389,7 @@ class StateMachineController extends RiveAnimationController<CoreContext>
 
   /// Adds a Rive event listener to this controller.
   ///
-  /// Documentation: https://help.rive.app/runtimes/rive-events
+  /// Documentation: https://rive.app/community/doc/rive-events/docbOnaeffgr
   void addEventListener(OnEvent callback) => _eventListeners.add(callback);
 
   /// Removes listener from this controller.

lib/src/rive_file.dart

@@ -338,7 +338,7 @@ class RiveFile {
   /// Whether an assets is embedded/cdn/referenced is determined by the Rive
   /// file - as set in the editor.
   ///
-  /// Loading assets documentation: https://help.rive.app/runtimes/loading-assets
+  /// Loading assets documentation: https://rive.app/community/doc/loading-assets/doct4wVHGPgC
   /// {@endtemplate}
   ///
   /// Provide an [objectGenerator] if you want to override any built-in Rive

lib/src/runtime_event.dart

@@ -14,7 +14,7 @@ import 'package:rive/src/rive_core/open_url_target.dart';
 ///
 /// For specific event types.
 ///
-/// Documentation: https://help.rive.app/runtimes/rive-events
+/// Documentation: https://rive.app/community/doc/rive-events/docbOnaeffgr
 @immutable
 class RiveEvent {
   final String name;