fix：1、删除sdk相关。2、添加tips界面，修复bug

Assets/Plugins/Android/baseProjectTemplate.gradle

@@ -0,0 +1,13 @@
+plugins {
+    // If you are changing the Android Gradle Plugin version, make sure it is compatible with the Gradle version preinstalled with Unity
+    // See which Gradle version is preinstalled with Unity here https://docs.unity3d.com/Manual/android-gradle-overview.html
+    // See official Gradle and Android Gradle Plugin compatibility table here https://developer.android.com/studio/releases/gradle-plugin#updating-gradle
+    // To specify a custom Gradle version in Unity, go do "Preferences > External Tools", uncheck "Gradle Installed with Unity (recommended)" and specify a path to a custom Gradle version
+    id 'com.android.application' version '7.4.2' apply false
+    id 'com.android.library' version '7.4.2' apply false
+    **BUILD_SCRIPT_DEPS**
+}
+
+task clean(type: Delete) {
+    delete rootProject.buildDir
+}