Bump Sources/secp256k1/secp256k1 from 2309c7d to 3e5cfc5 (#5)

dependabot[bot] · web-flow · commit 22694fac3ff2 · 2020-07-27T07:52:06.000-07:00
Bumps [Sources/secp256k1/secp256k1](https://github.com/bitcoin-core/secp256k1) from `2309c7d` to `3e5cfc5`. - [Release notes](https://github.com/bitcoin-core/secp256k1/releases) - [Commits](bitcoin-core/secp256k1@2309c7d...3e5cfc5) Signed-off-by: dependabot[bot] <support@github.com> Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
diff --git a/Sources/secp256k1/secp256k1 b/Sources/secp256k1/secp256k1
@@ -1 +1 @@
-Subproject commit 2309c7dd4ac48958aff951b54d275466a8dbd2a9
+Subproject commit 3e5cfc5c73f856010fe646657703faf8d63e7120
