chore: Bump janet-simple grammar (#629)

github-actions[bot] · web-flow · commit cd89fcbf5629 · 2024-06-02T00:30:19.000-07:00
diff --git a/repos/janet-simple b/repos/janet-simple
@@ -1 +1 @@
-Subproject commit f3d6e09cc47e76833f23f83b2c59ea0878660953
+Subproject commit 6bfbaadac2ba0da21087041eff85d26129c4c920
