chore: delete codecov.yml and format code

Author: qevolg

.github/workflows/coverage.yml

@@ -38,7 +38,6 @@ jobs:
       - name: Get commit ID
         id: get_commit_id
         run: |
-          date
           cd TDengine
           echo "commit_id=$(git rev-parse HEAD)" >> $GITHUB_OUTPUT
 
@@ -182,5 +181,3 @@ jobs:
           files: lcov.info
           fail_ci_if_error: true
           verbose: true
-        # env:
-        #   CODECOV_EXPIRED_DISABLED: true