Bump flex_color_scheme from 6.1.1 to 6.1.2 in /zxscanner

Bumps [flex_color_scheme](https://github.com/rydmike/flex_color_scheme) from 6.1.1 to 6.1.2.
- [Release notes](https://github.com/rydmike/flex_color_scheme/releases)
- [Changelog](https://github.com/rydmike/flex_color_scheme/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rydmike/flex_color_scheme/compare/6.1.1...6.1.2)

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

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

zxscanner/pubspec.lock

@@ -252,7 +252,7 @@ packages:
       name: flex_color_scheme
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "6.1.1"
+    version: "6.1.2"
   flex_seed_scheme:
     dependency: transitive
     description:

zxscanner/pubspec.yaml

@@ -10,7 +10,7 @@ environment:
 dependencies:
   convex_bottom_bar: ^3.1.0
   cupertino_icons: ^1.0.5
-  flex_color_scheme: ^6.1.1
+  flex_color_scheme: ^6.1.2
   flutter:
     sdk: flutter
   flutter_localizations: