Bump dynamic_color from 1.6.8 to 1.6.9

Bumps [dynamic_color](https://github.com/material-foundation/flutter-packages/tree/main/packages) from 1.6.8 to 1.6.9.
- [Commits](https://github.com/material-foundation/flutter-packages/commits/HEAD/packages)

---
updated-dependencies:
- dependency-name: dynamic_color
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

pubspec.lock

@@ -373,10 +373,10 @@ packages:
     dependency: "direct main"
     description:
       name: dynamic_color
-      sha256: "8b8bd1d798bd393e11eddeaa8ae95b12ff028bf7d5998fc5d003488cd5f4ce2f"
+      sha256: a866f1f8947bfdaf674d7928e769eac7230388a2e7a2542824fad4bb5b87be3b
       url: "https://pub.dev"
     source: hosted
-    version: "1.6.8"
+    version: "1.6.9"
   fake_async:
     dependency: transitive
     description:

pubspec.yaml

@@ -63,7 +63,7 @@ dependencies:
   path: ^1.8.3
   shelf: ^1.4.1
   adaptive_breakpoints: ^0.1.6
-  dynamic_color: ^1.6.8
+  dynamic_color: ^1.6.9
   multi_split_view: ^2.4.0
   auto_size_text: ^3.0.0
   filesize: ^2.0.1