TF-1487 Apply linter rule

core/lib/presentation/utils/app_toast.dart

@@ -171,7 +171,7 @@ class AppToast {
                   width: 24,
                   height: 24,
                   fit: BoxFit.fill,
-                  color: iconColor),
+                  colorFilter: iconColor.asFilter()),
             if (icon != null)
               const SizedBox(width: 10.0),
             Expanded(child: Text(

core/lib/presentation/utils/theme_utils.dart

@@ -21,8 +21,8 @@ class ThemeUtils {
 
   static TextTheme get _textTheme {
     return const TextTheme(
-      bodyText1: TextStyle(color: AppColor.baseTextColor),
-      bodyText2: TextStyle(color: AppColor.baseTextColor),
+      bodyMedium: TextStyle(color: AppColor.baseTextColor),
+      bodySmall: TextStyle(color: AppColor.baseTextColor),
     );
   }