Merge branch 'jc/am-doc-whitespace-action-fix' into maint-2.42

Docfix.

* jc/am-doc-whitespace-action-fix:
  am: align placeholder for --whitespace option with apply

Documentation/git-am.txt

@@ -12,7 +12,7 @@ SYNOPSIS
 'git am' [--signoff] [--keep] [--[no-]keep-cr] [--[no-]utf8] [--no-verify]
 	 [--[no-]3way] [--interactive] [--committer-date-is-author-date]
 	 [--ignore-date] [--ignore-space-change | --ignore-whitespace]
-	 [--whitespace=<option>] [-C<n>] [-p<n>] [--directory=<dir>]
+	 [--whitespace=<action>] [-C<n>] [-p<n>] [--directory=<dir>]
 	 [--exclude=<path>] [--include=<path>] [--reject] [-q | --quiet]
 	 [--[no-]scissors] [-S[<keyid>]] [--patch-format=<format>]
 	 [--quoted-cr=<action>]
@@ -118,7 +118,7 @@ include::rerere-options.txt[]
 
 --ignore-space-change::
 --ignore-whitespace::
---whitespace=<option>::
+--whitespace=<action>::
 -C<n>::
 -p<n>::
 --directory=<dir>::