Update contributing file to reference ECA instead of CLA

Change-Id: I241d8997b522467e8aa5853c8de21fbd29b2fa18
1 file changed
tree: 40376d98eadac26e18fae4c8e0305b9dde4896a1
  1. examples/
  2. features/
  3. parent/
  4. plugins/
  5. releng/
  6. tests/
  7. CONTRIBUTING.md