Reworking bssl_crypto: add ECDSA support

Change-Id: Iec534e48806ebbe533ccec4b6461a2f243e23411
Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/65176
Reviewed-by: Bob Beck <bbe@google.com>
diff --git a/rust/bssl-crypto/src/lib.rs b/rust/bssl-crypto/src/lib.rs
index 753cc79..4263be5 100644
--- a/rust/bssl-crypto/src/lib.rs
+++ b/rust/bssl-crypto/src/lib.rs
@@ -54,6 +54,7 @@
 
 pub mod ec;
 pub mod ecdh;
+pub mod ecdsa;
 
 mod scoped;