Remove redundant Poetry check command

Eliminates the duplicate 'poetry check' command, leaving only 'poetry check --lock' to validate the Poetry configuration and lock file.

Author: paxiaatucsdedu

.github/workflows/_lint.yml

@@ -45,7 +45,6 @@ jobs:
       - name: Check Poetry configuration
         working-directory: ${{ inputs.working-directory }}
         run: |
-          poetry check
           poetry check --lock
 
       - name: Install dependencies