Export AHardwareBuffer_isSupported from libandroid.

Bug: 115660272
Test: Builds and passes CTS on Pixel 2.
Change-Id: Ic67a7db98359b476c6cb146363040844efee475d
diff --git a/native/android/libandroid.map.txt b/native/android/libandroid.map.txt
index e7e8384..207508e 100644
--- a/native/android/libandroid.map.txt
+++ b/native/android/libandroid.map.txt
@@ -144,6 +144,7 @@
     AHardwareBuffer_describe; # introduced=26
     AHardwareBuffer_fromHardwareBuffer; # introduced=26
     AHardwareBuffer_getNativeHandle; # introduced=26
+    AHardwareBuffer_isSupported; # introduced=29
     AHardwareBuffer_lock; # introduced=26
     AHardwareBuffer_recvHandleFromUnixSocket; # introduced=26
     AHardwareBuffer_release; # introduced=26