Update what4 submodule for Verilog rotate fix

Aaron Tomb · Aaron Tomb · commit e22896fd9d21 · 2021-04-15T14:03:30.000-07:00
diff --git a/deps/what4 b/deps/what4
@@ -1 +1 @@
-Subproject commit 91200aa39565c156226cec6a9409a692e4022501
+Subproject commit 367cdd02400fbc491698d2884b3e841c06e193f1
