message: release/v2.23.0: updating version numbers
diff: @@ -38,7 +38,7 @@ When invoked without any arguments at all, {\tt make} prints a help message
  \begin{quote}
  \begin{Verbatim}[fontshape=sl, fontsize=\footnotesize]
  --------------------------------------------------------------------------------
  -CmdStan v2.22.0 help
  +CmdStan v2.23.0 help
  Build CmdStan utilities:
  > make build
  