🥝🥝🥝 Eat the preserves

Also, the restriction isn't restricted to variables, rather just hashes,
even if they're given via a $-sigiled var.

Author: zoffixznet

doc/Language/regexes.pod6

@@ -1501,7 +1501,7 @@ as with ordinary C<|> interpolation, the longest match succeeds:
     my @a = '2', 23, rx/a.+/;
     say ('b235' ~~ /  b @a /).Str;      # OUTPUT: «b23»
 
-The use of hash variables in regexes is preserved.
+The use of hashes in regexes is reserved.
 
 =head2 Regex boolean condition check