shimmer changes color of child button

[Anas-jed]

Hi, I am using shimmer and it is changing the color of children elevated button. the color style of elevated button itself is ignored.

Using the basecolor of shimmer changes color but the text and button color then gets same and no text can be seen inside of button.

Flutter Doctor

``` flutter doctor -v [√] Flutter (Channel stable, 2.2.3, on Microsoft Windows [Version 10.0.19043.1083], locale en-US) • Flutter version 2.2.3 at C:\flutter • Framework revision f4abaa0735 (11 days ago), 2021-07-01 12:46:11 -0700 • Engine revision 241c87ad80 • Dart version 2.13.4 [√] Android toolchain - develop for Android devices (Android SDK version 30.0.3) • Android SDK at C:\Users\Anas\AppData\Local\Android\sdk • Platform android-30, build-tools 30.0.3 • Java binary at: C:\Program Files\Android\Android Studio\jre\bin\java • Java version OpenJDK Runtime Environment (build 11.0.8+10-b944.6842174) • All Android licenses accepted. [√] Chrome - develop for the web • Chrome at C:\Program Files\Google\Chrome\Application\chrome.exe [√] Android Studio (version 4.1.0) • Android Studio at C:\Program Files\Android\Android Studio • Flutter plugin can be installed from: https://plugins.jetbrains.com/plugin/9212-flutter • Dart plugin can be installed from: https://plugins.jetbrains.com/plugin/6351-dart • Java version OpenJDK Runtime Environment (build 11.0.8+10-b944.6842174) [√] VS Code (version 1.57.1) • VS Code at C:\Users\Anas\AppData\Local\Programs\Microsoft VS Code • Flutter extension can be installed from: https://marketplace.visualstudio.com/items?itemName=Dart-Code.flutter [√] Connected device (3 available) • Android SDK built for x86 (mobile) • emulator-5554 • android-x86 • Android 8.1.0 (API 27) (emulator) • Chrome (web) • chrome • web-javascript • Google Chrome 91.0.4472.124 • Edge (web) • edge • web-javascript • Microsoft Edge 91.0.864.67 • No issues found! ```