Fix error in pure 64-bit environment

In Android S preview, there’s no 32-bit libraries in x86_64 system image for emulator.

Signed-off-by: Shaka Huang <shakalaca@gmail.com>

app/src/main/java/com/topjohnwu/magisk/ui/MainActivity.kt

@@ -223,7 +223,7 @@ open class MainActivity : BaseUIActivity<MainViewModel, ActivityMainMd2Binding>(
                 .cancellable(false)
                 .reveal()
         }
-    }g
+    }
 
     private fun askForHomeShortcut() {
         if (isRunningAsStub && !Config.askedHome &&

native/jni/utils/selinux.cpp

@@ -110,7 +110,7 @@ void selinux_builtin_impl() {
 }
 
 void dload_selinux() {
-    if (access("/system/lib/libselinux.so", F_OK))
+    if (access("/system/lib/libselinux.so", F_OK) && access("/system/lib64/libselinux.so", F_OK))
         return;
     /* We only check whether libselinux.so exists but don't dlopen.
      * For some reason calling symbols returned from dlsym