Fixes categories refs #1410

doc/Language/grammars.pod6

@@ -257,7 +257,7 @@ adverb for that particular regex:
 This comes in handy when you're already differentiating the proto regexes with the strings
 you're going to match, as using C«<sym>» token prevents repetition of those strings.
 
-=head3 X«"Always succeed" assertion| <?>»
+=head3 X«"Always succeed" assertion|<?>»
 
 The C«<?>» is the I<always succeed> assertion. When used as a grammar
 token, it can be used to trigger an Action class method. In the following
@@ -409,7 +409,8 @@ attributes can be accessed in the match returned after parsing if made public:
     say $<field>».invalid;
     # OUTPUT: [(Bool) True]
 
-=head1 X<Action objects|Actions>
+X<|Actions>
+=head1 Action objects
 
 A successful grammar match gives you a parse tree of L<Match|/type/Match>
 objects, and the deeper that match tree gets, and the more branches in the