Bump Sources/secp256k1/secp256k1 from 6034a04 to 805082d (#8)

dependabot[bot] · web-flow · commit ab620293d89c · 2020-08-10T06:30:08.000Z
diff --git a/Sources/secp256k1/secp256k1 b/Sources/secp256k1/secp256k1
@@ -1 +1 @@
-Subproject commit 6034a04fb1afe7d78dd367ec719d3ced9db2b05e
+Subproject commit 805082de1138cb6004256282dc73fc180f34d406
