Crash fix by importing Config from the correct package.

Bug: 32797266
Change-Id: Ica9723391824e67d3deda12f108691083f26430b
(cherry picked from commit 04dee56fa547c6e13455babf549221b2ed2fdd79)
diff --git a/src/com/android/documentsui/picker/PickActivity.java b/src/com/android/documentsui/picker/PickActivity.java
index 11b88f6..ed89187 100644
--- a/src/com/android/documentsui/picker/PickActivity.java
+++ b/src/com/android/documentsui/picker/PickActivity.java
@@ -60,7 +60,6 @@
 import com.android.documentsui.base.Shared;
 import com.android.documentsui.base.State;
 import com.android.documentsui.dirlist.DirectoryFragment;
-import com.android.documentsui.files.Config;
 import com.android.documentsui.picker.LastAccessedProvider.Columns;
 import com.android.documentsui.selection.SelectionManager;
 import com.android.documentsui.services.FileOperationService;
@@ -80,7 +79,6 @@
     private static final int CODE_FORWARD = 42;
 
     private Injector<ActionHandler<PickActivity>> mInjector;
-;
     private SharedInputHandler mSharedInputHandler;
 
     public PickActivity() {