some docu fixes, suggested by @Skillmon

required/tools/array.dtx

@@ -39,7 +39,7 @@
 %    \begin{macrocode}
 %<+package>\NeedsTeXFormat{LaTeX2e}[2024/06/01]
 %<+package>\ProvidesPackage{array}
-%<+package>         [2024/12/17 v2.6h Tabular extension package (FMi)]
+%<+package>         [2024/12/20 v2.6h Tabular extension package (FMi)]
 %
 % \fi
 %
@@ -3290,8 +3290,6 @@ Bug reports can be opened (category \texttt{#1}) at\\%
    \let\@sharp\relax
 %    \end{macrocode}
 %
-% \changes{v2.4j}{2018/11/13}{Do not expand argument of
-%    \cs{@startpbox} while building the tabular preamble (sx/459285)}
 %    The "\@startpbox" (which is called for "p", "m" or "b" columns)
 %    receives a user supplied argument: the width of the
 %    paragraph-column. Normally that is something harmless like a length or a
@@ -3305,8 +3303,10 @@ Bug reports can be opened (category \texttt{#1}) at\\%
 %    change from \cs{@startpbox} to \cs{@startpbox@action}. The latter
 %    then has a trivial definition and expands (including its
 %    argument) to itself while the preamble is being built. Outside of this
-%    preamble built-up \cs{@startpbox@action} that does the actual work.
-%    The definition for \cs{@startpbox} is only ever used  during
+%    preamble built-up \cs{@startpbox@action} then does the actual work.
+%
+% \changes{v2.4j}{2018/11/13}{Do not expand argument of
+%    \cs{@startpbox} while building the tabular preamble (sx/459285)}
 % \changes{v2.6h}{2024/12/17}{Expand argument of \cs{@startpbox}
 %      exactly once while the preamble is built and use
 %      \cs{@startpbox@action} later to do the real work (gh/1585)}