Update bitcoin-spv dependency in circleci migrations
Updated depenedncy to bitcoin-spv pacakge in CircleCi migrations script.
The bitcoin-spv project is published to npm package registry, hence we
install it from the new source.
@@ -56,7 +56,7 @@ ssh utilitybox << EOF
# TODO: Migrations fail with truffle version specified in package.json file. That's why we install dependencies manually here, bug: https://github.com/keep-network/tbtc/issues/231
npm install @keep-network/keep-ecdsa@0.1.1
-npm install git+https://github.com/summa-tx/bitcoin-spv.git#v1.1.0-high-err
+npm install @summa-tx/bitcoin-spv-sol@2.1.0
npm install bn-chai@1.0.1
npm install bn.js@4.11.8
npm install chai@4.2.0
