Add bp2build converter for bpf

Bug: 240163393
Test: m bp2build
Test: bp2build/bpf_conversion_test.go
Change-Id: Ie3bbc64511146b099a766d7e8b56e93cef58ef68
diff --git a/android/allowlists/allowlists.go b/android/allowlists/allowlists.go
index f2b05dd..971719e 100644
--- a/android/allowlists/allowlists.go
+++ b/android/allowlists/allowlists.go
@@ -589,6 +589,7 @@
 		"ndk_headers",
 		"ndk_library",
 		"sysprop_library",
+		"bpf",
 	}
 
 	// Add the names of modules that bp2build should never convert, if it is