Export gki/testdata/testkey_rsa4096.pem to Bazel rules. am: 2208a03d87 am: 40ccb64f11 am: 0101cfe925

Original change: https://android-review.googlesource.com/c/platform/system/tools/mkbootimg/+/2128235

Change-Id: I1cd28a804e1bc7f7175c48d9eacaed4dfcf976b0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/BUILD.bazel b/BUILD.bazel
index e80a82a..6fc323b 100644
--- a/BUILD.bazel
+++ b/BUILD.bazel
@@ -14,4 +14,5 @@
 
 exports_files([
     "mkbootimg.py",
+    "gki/testdata/testkey_rsa4096.pem",
 ])