chainql in env file
- build switch to v0.3.1 version of chainql
- chainql in env file
delete variable POLKADOT_BUILD_BRANCH from .env in CI
Feature/ci make bench
- delete variable POLKADOT_BUILD_BRANCH from .env in CI
.env971 Bsourcehistorychainql in env file
delete variable POLKADOT_BUILD_BRANCH from .env in CI
Feature/ci make bench