fix: core tests ci workflow

Author: arwer13

.github/actions/core_tests/action.yml

@@ -48,5 +48,5 @@ runs:
       shell: bash
       run: yarn test:integration
       env:
-        FORK_RPC_URL: http://host.docker.internal:8555
+        FORK_RPC_URL: http://localhost:8555
         LOG_LEVEL: info

.github/workflows/core_tests_docker.yml

@@ -35,6 +35,7 @@ jobs:
           --health-retries=60
           --health-start-period=20s
           --health-timeout=1s
+          --name=dev-container
 
     steps:
       - name: Check that the fork is ready