fixup one more doc tweak

Author: MylesBorins

doc/api/esm.md

@@ -33,7 +33,8 @@ node --experimental-modules my-app.mjs
 ### Supported
 
 Only the CLI argument for the main entry point to the program can be an entry
-point into an ESM graph.
+point into an ESM graph. Dynamic import can also be used to create entry points
+into ESM graphs at runtime.
 
 ### Unsupported