Enable flexible page sizes in CMake build

Adds the ANDROID_SUPPORT_FLEXIBLE_PAGE_SIZES argument to the CMake configuration in the Gradle build file to support flexible page sizes in native builds.

Author: chrispader

android/app/build.gradle

@@ -119,6 +119,12 @@ android {
         // Supported language variants must be declared here to avoid from being removed during the compilation.
         // This also helps us to not include unnecessary language variants in the APK.
         resConfigs "en", "es"
+
+        externalNativeBuild {
+            cmake {
+                arguments "-DANDROID_SUPPORT_FLEXIBLE_PAGE_SIZES=ON"
+            }
+        }
     }
 
     flavorDimensions "default"