Denylist "bouncycastle-test-lib" to resolve build failures

aosp/2711135 adds `bouncycastle-test-lib` module, which is a
reverse dependency of the denylisted `bouncycastle`, causing
bp2build failure. This change denylists the module to resolve the
failure.

Test: TH
Bug: 297039097
Change-Id: Idbb8f5a17bd5727c53686ba16fe3ff1215e0d0ed
diff --git a/android/allowlists/allowlists.go b/android/allowlists/allowlists.go
index f411026..a1cc3cb 100644
--- a/android/allowlists/allowlists.go
+++ b/android/allowlists/allowlists.go
@@ -911,8 +911,9 @@
 		"apexer_test", "apexer_test_host_tools", "host_apex_verifier",
 
 		// java bugs
-		"libbase_ndk",  // TODO(b/186826477): fails to link libctscamera2_jni for device (required for CtsCameraTestCases)
-		"bouncycastle", // TODO(b/274474005): Need support for custom system_modules.
+		"libbase_ndk",           // TODO(b/186826477): fails to link libctscamera2_jni for device (required for CtsCameraTestCases)
+		"bouncycastle",          // TODO(b/274474005): Need support for custom system_modules.
+		"bouncycastle-test-lib", // TODO(b/274474005): Reverse dependency of bouncycastle
 
 		// genrule incompatibilities
 		"brotli-fuzzer-corpus",                                       // TODO(b/202015218): outputs are in location incompatible with bazel genrule handling.