Update v2 tests

Author: Jarryd Tilbrook

tests/run.bats

@@ -866,10 +866,11 @@ cmd3"
   export BUILDKITE_PLUGIN_DOCKER_COMPOSE_CHECK_LINKED_CONTAINERS=false
   export BUILDKITE_PLUGIN_DOCKER_COMPOSE_CLEANUP=false
   export BUILDKITE_PLUGIN_DOCKER_COMPOSE_MOUNT_BUILDKITE_AGENT=true
+  export BUILDKITE_AGENT_JOB_API_SOCKET=$BATS_MOCK_TMPDIR/agent.sock
 
   stub docker \
     "compose -f docker-compose.yml -p buildkite1111 up -d --scale myservice=0 myservice : echo ran myservice dependencies" \
-    "compose -f docker-compose.yml -p buildkite1111 run --name buildkite1111_myservice_build_1 -T --rm -e BUILDKITE_JOB_ID -e BUILDKITE_BUILD_ID -e BUILDKITE_AGENT_ACCESS_TOKEN -e BUILDKITE_AGENT_JOB_API_SOCKET -e BUILDKITE_AGENT_JOB_API_TOKEN -v $BATS_MOCK_TMPDIR/bin/buildkite-agent:/usr/bin/buildkite-agent myservice : echo ran myservice"
+    "compose -f docker-compose.yml -p buildkite1111 run --name buildkite1111_myservice_build_1 -T --rm -e BUILDKITE_JOB_ID -e BUILDKITE_BUILD_ID -e BUILDKITE_AGENT_ACCESS_TOKEN -e BUILDKITE_AGENT_JOB_API_SOCKET -e BUILDKITE_AGENT_JOB_API_TOKEN -v $BATS_MOCK_TMPDIR/bin/buildkite-agent:/usr/bin/buildkite-agent -v $BUILDKITE_AGENT_JOB_API_SOCKET:$BATS_MOCK_TMPDIR/agent.sock myservice : echo ran myservice"
 
   stub buildkite-agent \
     "meta-data exists docker-compose-plugin-built-image-tag-myservice : exit 1"