Bump decimal from 2.3.3 to 3.0.2 in /packages/calculator_widget (#297)

Bumps [decimal](https://github.com/a14n/dart-decimal) from 2.3.3 to 3.0.2.
- [Changelog](https://github.com/a14n/dart-decimal/blob/master/CHANGELOG.md)
- [Commits](a14n/dart-decimal@2.3.3...3.0.2)

---
updated-dependencies:
- dependency-name: decimal
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

packages/calculator_widget/pubspec.lock

@@ -45,10 +45,10 @@ packages:
  dependency: "direct main"
  description:
  name: decimal
- sha256: "24a261d5d5c87e86c7651c417a5dbdf8bcd7080dd592533910e8d0505a279f21"
+ sha256: "4140a688f9e443e2f4de3a1162387bf25e1ac6d51e24c9da263f245210f41440"
  url: "https://pub.dev"
  source: hosted
- version: "2.3.3"
+ version: "3.0.2"
  fake_async:
  dependency: transitive
  description:

packages/calculator_widget/pubspec.yaml

@@ -12,7 +12,7 @@ dependencies:
  flutter:
  sdk: flutter
  #Needed for calculator computation
- decimal: ^2.3.3
+ decimal: ^3.0.2
  #Needed for the state management
  flutter_riverpod: ^2.5.1
  #Needed for app translation