color [nfc]: Fix a straggling reference to Color.value, in a pigeon's doc

This survived because we've been suppressing the analyzer on
Pigeon-generated code, because of an upstream issue that caused
an unrelated lint message there.  See analysis_options.yaml.

Author: gnprice

android/app/src/main/kotlin/com/zulip/flutter/Notifications.g.kt

@@ -428,7 +428,7 @@ interface AndroidNotificationHostApi {
    * The rest go to method calls on the builder.
    *
    * The `color` should be in the form 0xAARRGGBB.
-   * This is the form returned by [Color.value].
+   * See [ColorExtension.argbInt].
    *
    * The `smallIconResourceName` is passed to `android.content.res.Resources.getIdentifier`
    * to get a resource ID to pass to `Builder.setSmallIcon`.

lib/host/android_notifications.g.dart

@@ -462,7 +462,7 @@ class AndroidNotificationHostApi {
   /// The rest go to method calls on the builder.
   ///
   /// The `color` should be in the form 0xAARRGGBB.
-  /// This is the form returned by [Color.value].
+  /// See [ColorExtension.argbInt].
   ///
   /// The `smallIconResourceName` is passed to `android.content.res.Resources.getIdentifier`
   /// to get a resource ID to pass to `Builder.setSmallIcon`.

pigeon/notifications.dart

@@ -177,7 +177,7 @@ abstract class AndroidNotificationHostApi {
   /// The rest go to method calls on the builder.
   ///
   /// The `color` should be in the form 0xAARRGGBB.
-  /// This is the form returned by [Color.value].
+  /// See [ColorExtension.argbInt].
   ///
   /// The `smallIconResourceName` is passed to `android.content.res.Resources.getIdentifier`
   /// to get a resource ID to pass to `Builder.setSmallIcon`.