Reduce codecov threshold to 30% (arduino#727)

cmaglie · web-flow · commit a73087489c21 · 2020-05-27T15:19:02.000+02:00
We are currently hitting ~31.8% of test coverage, keeping the threshold
to 35% will mark all the commits as failing.
diff --git a/.codecov.yml b/.codecov.yml
@@ -7,7 +7,7 @@ coverage:
   status:
     project:
       default:
-        target: 35%
+        target: 30%
         threshold: null
     patch: off
     changes: off
