Start authenticator numbering from 1, instead of 2.

Change-Id: I44d94fd597ae7dec5199388b9ab0bd952cf831c3

include/hardware/hw_auth_token.h

@@ -25,8 +25,8 @@ extern "C" {
 
 typedef enum {
     HW_AUTH_NONE = 0,
-    HW_AUTH_PASSWORD = 1 << 1,
-    HW_AUTH_FINGERPRINT = 1 << 2,
+    HW_AUTH_PASSWORD = 1 << 0,
+    HW_AUTH_FINGERPRINT = 1 << 1,
     // Additional entries should be powers of 2.
     HW_AUTH_ANY = UINT32_MAX,
 } hw_authenticator_type_t;