[flutter_plugin_android_lifecycle] Removes flutter.compileSdkVersion for 35 to support flutter versions prior to 3.27 (flutter#8758)

Fixes #flutter/issues/164362
Functionally a revert of flutter/packages#8700 which found out what would break.

Author: reidbaker

packages/flutter_plugin_android_lifecycle/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 2.0.26
+
+* Removes flutter.compileSdkVersion for 35 to support flutter versions prior to 3.27.
+
 ## 2.0.25
 
 * Updates compileSdk 35 to flutter.compileSdkVersion.

packages/flutter_plugin_android_lifecycle/android/build.gradle

@@ -23,7 +23,7 @@ apply plugin: 'com.android.library'
 
 android {
     namespace 'io.flutter.plugins.flutter_plugin_android_lifecycle'
-    compileSdk flutter.compileSdkVersion
+    compileSdk 35
 
     defaultConfig {
         minSdkVersion 19

packages/flutter_plugin_android_lifecycle/pubspec.yaml

@@ -2,7 +2,7 @@ name: flutter_plugin_android_lifecycle
 description: Flutter plugin for accessing an Android Lifecycle within other plugins.
 repository: https://github.com/flutter/packages/tree/main/packages/flutter_plugin_android_lifecycle
 issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+label%3A%22p%3A+flutter_plugin_android_lifecycle%22
-version: 2.0.25
+version: 2.0.26
 
 environment:
   sdk: ^3.5.0