doc: improve config syncfs wording

Reported-by: Eric Mutta
Discussion: https://postgr.es/m/166126549332.651.12934187158820082671@wrigleys.postgresql.org

Backpatch-through: master

diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
index 4047eefc64889944b6bc221fd55f93971a8b7244..985cabfc0b3f3e33011997926723f7f43dbacee3 100644 (file)
--- a/doc/src/sgml/config.sgml
+++ b/doc/src/sgml/config.sgml
@@ -10554,7 +10554,7 @@ dynamic_library_path = 'C:\tools\postgresql;H:\my_project\lib;$libdir'
        </para>
        <para>
         On Linux, <literal>syncfs</literal> may be used instead, to ask the
-        operating system to synchronize the whole file systems that contain the
+        operating system to synchronize the file systems that contain the
         data directory, the WAL files and each tablespace (but not any other
         file systems that may be reachable through symbolic links).  See
         <xref linkend="syncfs"/> for more information about using