Merge pull request #25037 from akien-mga/android-enable-arm64

Android: Enable arm64-v8a export by default

platform/android/export/export.cpp

@@ -1170,7 +1170,7 @@ public:
 		Vector<String> abis = get_abis();
 		for (int i = 0; i < abis.size(); ++i) {
 			String abi = abis[i];
-			bool is_default = (abi == "armeabi-v7a");
+			bool is_default = (abi == "armeabi-v7a" || abi == "arm64-v8a");
 			r_options->push_back(ExportOption(PropertyInfo(Variant::BOOL, "architectures/" + abi), is_default));
 		}