use [no chk]

Author: ctoney

.github/workflows/R-CMD-check.yaml

@@ -11,7 +11,7 @@ permissions: read-all
 
 jobs:
   R-CMD-check:
-    if: "!contains(github.event.head_commit.message, '[skip ci]')"
+    if: "!contains(github.event.head_commit.message, '[no chk]')"
 
     runs-on: ${{ matrix.config.os }}