codecov : update the commit status

.codecov.yml

@@ -1 +1,31 @@
 comment: false
+coverage:
+  status:
+    project:
+      default:
+        # basic
+        target: auto
+        threshold: null
+        base: auto 
+        # advanced
+        branches: null
+        if_no_uploads: error
+        if_not_found: success
+        if_ci_failed: error
+        only_pulls: false
+        flags: null
+        paths: null
+    patch:
+      default:
+        # basic
+        target: auto
+        threshold: null
+        base: auto 
+        # advanced
+        branches: null
+        if_no_uploads: error
+        if_not_found: success
+        if_ci_failed: error
+        only_pulls: false
+        flags: null
+        paths: null