Update CONTRIBUTING.md

Nate Smith · web-flow · commit 72eeae9d1dc4 · 2020-09-30T17:17:58.000-05:00
diff --git a/.github/CONTRIBUTING.md b/.github/CONTRIBUTING.md
@@ -21,6 +21,7 @@ Please do:
 
 Please avoid:
 
+* Opening pull requests for issues marked `needs-design`, `needs-investigation`, `needs-user-input`, or `blocked`.
 * Adding installation instructions specifically for your OS/package manager.
 * Opening pull requests for any issue marked `core`. These issues require additional context from
   the core CLI team at GitHub and any external pull requests will not be accepted.
