Convert to using inputConfig for clone info in WindowInfo

Remove explicit isClone flag and add CLONE to InputConfig

Test: Builds
Bug: 230300971
Change-Id: I7c63fc87547ab759434662d9766dd96fe0e5d9b0
diff --git a/libs/input/android/os/InputConfig.aidl b/libs/input/android/os/InputConfig.aidl
index 6d1b396..4e644ff 100644
--- a/libs/input/android/os/InputConfig.aidl
+++ b/libs/input/android/os/InputConfig.aidl
@@ -144,4 +144,10 @@
      * It is not valid to set this configuration if {@link #TRUSTED_OVERLAY} is not set.
      */
     INTERCEPTS_STYLUS            = 1 << 15,
+
+    /**
+     * The window is a clone of another window. This may be treated differently since there's
+     * likely a duplicate window with the same client token, but different bounds.
+     */
+    CLONE                        = 1 << 16,
 }