Fix/rewrite paths for codecov filename matching

Author: betatim

.codecov.yml

@@ -1,10 +1,12 @@
-# show coverage in CI status, not as a comment. 
+# show coverage in CI status, not as a comment.
 comment: off
+fixes:
+  - "*/site-packages/::"
 coverage:
   status:
     project:
       default:
         target: auto
     patch:
       default:
-        target: 20% 
+        target: 20%

.github/workflows/test.yml

@@ -120,4 +120,5 @@ jobs:
       - name: "Upload code coverage stats"
         run: |
           pip install codecov
-          pushd tests && codecov && popd
+          pushd tests && codecov && cat
+          cat /home/runner/work/repo2docker/repo2docker/tests/coverage.xml