Skip CI for eslint 6 + node 8 (#364)

Author: BPScott

.github/workflows/ci.yml

@@ -21,6 +21,9 @@ jobs:
           - eslint-version: 7.x
             node-version: 6.x
           # eslint 6 does not support node 6
+          # the version of chalk used in eslint 6 does not support node 8
+          - eslint-version: 6.x
+            node-version: 8.x
           - eslint-version: 6.x
             node-version: 6.x