Corrected said rule (#2318)

eernstg · web-flow · commit 366bec27b475 · 2022-06-29T09:37:52.000+02:00
diff --git a/specification/dartLangSpec.tex b/specification/dartLangSpec.tex
@@ -16567,6 +16567,7 @@ \subsection{Identifier Reference}
 
 <typeIdentifier> ::= <IDENTIFIER>
   \alt <OTHER\_IDENTIFIER>
+  \alt \DYNAMIC{}
 
 <qualifiedName> ::= <typeIdentifier> `.' <identifier>
   \alt <typeIdentifier> `.' <typeIdentifier> `.' <identifier>
