adding 5% threshold to PRs

Author: ccoffrin

.codecov.yml

@@ -1,7 +1,8 @@
 status:
-    project:                   # measuring the overall project coverage
-      default:                 # context, you can create multiple ones with custom titles
-        enabled: yes           # must be yes|true to enable this status
+    project:                 # measuring the overall project coverage
+      default:               # context, you can create multiple ones with custom titles
+        enabled: yes         # must be yes|true to enable this status
         target: 80%
-      branches:              # -> see "branch patterns" below
-        threshold: 10%        # allowed to drop X% and still result in a "success" commit status
+        threshold: 5%        # allowed to drop X% and still result in a "success" PR status
+      branches:
+        threshold: 5%        # allowed to drop X% and still result in a "success" commit status