ci: add L2 e2e tests

Signed-off-by: Tomás Migone <tomas@edgeandnode.com>

Author: tmigone

.github/workflows/e2e.yml

@@ -29,4 +29,5 @@ jobs:
           git submodule update --init --recursive
           ./test-node.bash --init --no-blockscout --detach
           popd
-          NETWORK=localnitrol1 ADDRESS_BOOK=addresses.json yarn test:e2e
+          NETWORK=localnitrol1 ADDRESS_BOOK=addresses.json GRAPH_CONFIG=config/graph.localhost.yml yarn test:e2e
+          NETWORK=localnitrol2 ADDRESS_BOOK=addresses.json GRAPH_CONFIG=config/graph.arbitrum-localhost.yml yarn test:e2e