Explicitly load hidapi as a dependency of the SDL library
This fixes loading on Android 4.2
diff --git a/android-project/app/src/main/java/org/libsdl/app/SDLActivity.java b/android-project/app/src/main/java/org/libsdl/app/SDLActivity.java
index 0e3580c..420acd7 100644
--- a/android-project/app/src/main/java/org/libsdl/app/SDLActivity.java
+++ b/android-project/app/src/main/java/org/libsdl/app/SDLActivity.java
@@ -136,6 +136,7 @@
      */
     protected String[] getLibraries() {
         return new String[] {
+            "hidapi",
             "SDL2",
             // "SDL2_image",
             // "SDL2_mixer",