update LaTeX doc

doc/latex.rst

@@ -1464,6 +1464,7 @@ Macros
      ``\sphinxtermref``;        ``\emph{#1}``
      ``\sphinxsamedocref``;     ``\emph{#1}``
      ``\sphinxparam``;          ``\emph{#1}``
+     ``\sphinxtypeparam``;      ``\emph{#1}``
      ``\sphinxoptional``; ``[#1]`` with larger brackets, see source
 
   .. versionadded:: 1.4.5
@@ -1485,6 +1486,12 @@ Macros
      signatures (see :confval:`maximum_signature_line_length`).  It defaults
      to ``\texttt{,}`` to make these end-of-line separators more distinctive.
 
+  .. versionadded:: 7.2.0
+     Signatures of Python functions are rendered as ``name<space>(parameters)``
+     or ``name<space>[type parameters]<space>(parameters)`` (see :pep:`695`)
+     where the length of ``<space>`` (``0pt`` by default) can be changed via
+     ``\renewcommand{\sphinxsignaturelistskip}{1em}`` .
+
 - More text styling:
 
   .. csv-table::