frameworks: sort extcon files to fixes hdmi audio output

Signed-off-by: hmz007 <hmz007@gmail.com>

frameworks/base/services/core/java/com/android/server/ExtconUEventObserver.java

@@ -26,6 +26,7 @@ import com.android.internal.annotations.GuardedBy;
 import java.io.File;
 import java.io.IOException;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
@@ -170,6 +171,7 @@ public abstract class ExtconUEventObserver extends UEventObserver {
                                 + SELINUX_POLICIES_NEED_TO_BE_CHANGED);
                 sExtconInfos = new ExtconInfo[0];
             } else {
+                Arrays.sort(files);
                 List<ExtconInfo> list = new ArrayList<>(files.length);
                 for (File f : files) {
                     list.add(new ExtconInfo(f.getName()));