Upgrade Optimism to latest release (#3)

Part of [laconicd testnet validator enrollment](https://www.notion.so/laconicd-testnet-validator-enrollment-6fc1d3cafcc64fef8c5ed3affa27c675)

- Updated Dockerfiles
- Added a separate service to generate L2 config files
  - Updated service dependency for `op-geth` and `op-node`
- Passed lighthouse beacon API endpoint to the `op-node` command
- Updated path for artifact generated by L1 contracts deployment

Co-authored-by: Adwait Gharpure <69599306+Adw8@users.noreply.github.com>
Reviewed-on: cerc-io/fixturenet-optimism-stack#3

compose/docker-compose-fixturenet-optimism.yml

@@ -29,14 +29,33 @@ services:
     extra_hosts:
       - "host.docker.internal:host-gateway"
 
+  l2-config-generation:
+    restart: on-failure
+    image: cerc/optimism-op-node:local
+    depends_on:
+      fixturenet-optimism-contracts:
+        condition: service_completed_successfully
+    env_file:
+      - ../config/fixturenet-optimism/l1-params.env
+    environment:
+      CERC_SCRIPT_DEBUG: ${CERC_SCRIPT_DEBUG}
+      CERC_L1_CHAIN_ID: ${CERC_L1_CHAIN_ID}
+      CERC_L1_RPC: ${CERC_L1_RPC}
+    volumes:
+      - ../config/fixturenet-optimism/generate-l2-config.sh:/generate-l2-config.sh
+      - l1_deployment:/l1-deployment:ro
+      - l2_config:/l2-config
+    entrypoint: "bash"
+    command: "/generate-l2-config.sh"
+
   # Initializes and runs the L2 execution client  (outputs to volume l2_geth_data)
   op-geth:
     restart: always
     image: cerc/optimism-l2geth:local
     hostname: op-geth
     depends_on:
-      op-node:
-        condition: service_started
+      l2-config-generation:
+        condition: service_completed_successfully
     volumes:
       - ../config/fixturenet-optimism/run-op-geth.sh:/run-op-geth.sh
       - l2_config:/l2-config:ro
@@ -63,8 +82,8 @@ services:
     image: cerc/optimism-op-node:local
     hostname: op-node
     depends_on:
-      fixturenet-optimism-contracts:
-        condition: service_completed_successfully
+      op-geth:
+        condition: service_healthy
     env_file:
       - ../config/fixturenet-optimism/l1-params.env
     environment: