CWG3092 base-specifiers are not "declared"

Fixes NB US 41-079 (C++26 CD).

Author: eisenwave

source/declarations.tex

@@ -10218,14 +10218,15 @@
 \indextext{attribute!annotations}
 
 \pnum
-An annotation may be applied to any declaration of a
+An annotation may be applied
+to a \grammarterm{base-specifier} or
+to any declaration of a
 type,
 type alias,
 variable,
 function,
 namespace,
-enumerator,
-\grammarterm{base-specifier}, or
+enumerator, or
 non-static data member.
 
 \pnum