circleci: Run contracts-bedrock-coverage on top of celo node

Author: jcortejoso

.circleci/config.yml

@@ -751,10 +751,10 @@ jobs:
       - notify-failures-on-develop
 
   contracts-bedrock-coverage:
-    circleci_ip_ranges: true
+    circleci_ip_ranges: false
     docker:
       - image: <<pipeline.parameters.default_docker_image>>
-    resource_class: xlarge
+    resource_class: celo-org/2xlarge
     parameters:
       test_flags:
         description: Additional flags to pass to the test command