Typo [ci skip]

l3kernel/l3keys.dtx

@@ -459,7 +459,7 @@
 % \section{Absolute key paths}
 %
 % The use of |/| at the \emph{start} of a key name has a special meaning:
-% this makes a key path \emph{abolsute} rather than \emph{relative}. For
+% this makes a key path \emph{absolute} rather than \emph{relative}. For
 % example
 % \begin{verbatim}
 %   \keys_define:nn { mymodule }