Use ndk r28 by default for 16KB page alignment

android-project/app/build.gradle

@@ -7,6 +7,7 @@ def buildWithCMake = project.hasProperty('BUILD_WITH_CMAKE');
 android {
     namespace = "org.libsdl.app"
     compileSdkVersion 35
+    ndkVersion = "28.2.13676358"
     defaultConfig {
         minSdkVersion 21
         targetSdkVersion 35