Add note that the wording needs to be revised

Author: tkoeppe

source/templates.tex

@@ -116,7 +116,7 @@
 In a function template declaration, the \grammarterm{unqualified-id} of the
 \grammarterm{declarator-id} shall be a name.
 \begin{note}
-In a class or variable template declaration, if the
+[NEEDS REVIEW] In a class or variable template declaration, if the
 declared name
 is a
 \grammarterm{simple-template-id},