refactor: Move module_name to integration test yaml

It's not good to keep this in the test_runner because then we have multiple points that we need to edit the test config, which can be hard to find.

We need this because the module name for uniswap_v2 is so far different from the rest of the protocols.

substreams/ethereum-balancer-v2/integration_test.tycho.yaml

@@ -1,5 +1,6 @@
 substreams_yaml_path: ./substreams.yaml
 protocol_system: "vm:balancer_v2"
+module_name: "map_protocol_changes"
 protocol_type_names:
   - "balancer_v2_pool"
 adapter_contract: "BalancerV2SwapAdapter"