Add keymint to vndk.

Test: treehugger presubmit
Change-Id: Ie68fc6758b4205f21a19dd4ca544b302a3c8fb8c
diff --git a/cc/config/vndk.go b/cc/config/vndk.go
index 6f2e807..f7d30c2 100644
--- a/cc/config/vndk.go
+++ b/cc/config/vndk.go
@@ -21,6 +21,7 @@
 	"android.hardware.automotive.occupant_awareness-ndk_platform",
 	"android.hardware.light-ndk_platform",
 	"android.hardware.identity-ndk_platform",
+	"android.hardware.keymint-ndk_platform",
 	"android.hardware.nfc@1.2",
 	"android.hardware.power-ndk_platform",
 	"android.hardware.rebootescrow-ndk_platform",