Update .codacy.yml

[netdata minor release]

.codacy.yml

@@ -5,6 +5,8 @@ exclude_paths:
   - collectors/python.d.plugin/python_modules/urllib3/**
   - collectors/python.d.plugin/python_modules/third_party/**
   - collectors/node.d.plugin/node_modules/**
+  - contrib/**
+  - packaging/makeself/**
   - web/gui/css/**
   - web/gui/lib/**
   - web/gui/old/**