KeyMint VTS: skip device ID checks on GSI

Bug: 229356841
Test: VtsAidlKeyMintTargetTest
Change-Id: I3182bad5584c35df7b1eeb476dabb39d19fdf12c
(cherry picked from commit 555ba00c0f2adb6bed6f507a78e43885e9f46048)
Merged-In: I3182bad5584c35df7b1eeb476dabb39d19fdf12c
diff --git a/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.h b/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.h
index 7279c95..2634ab7 100644
--- a/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.h
+++ b/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.h
@@ -354,6 +354,9 @@
     }
 }
 
+// Indicate whether the test is running on a GSI image.
+bool is_gsi_image();
+
 vector<uint8_t> build_serial_blob(const uint64_t serial_int);
 void verify_subject(const X509* cert, const string& subject, bool self_signed);
 void verify_serial(X509* cert, const uint64_t expected_serial);