Doc: suppress PDF build warning in 9.6 branch.

Fractional colwidths seem not to work in the openjade toolchain.
Since we have no colwidth specs anywhere else in pre-v10 branches,
let's just drop the ones introduced by commits ee59f669b/35b12948a.

diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
index ca590d45bff4bfd2c79a8ea34a9187a0c3dea131..f091b084956865cc8b5184bed88b504640fe0b1c 100644 (file)
--- a/doc/src/sgml/config.sgml
+++ b/doc/src/sgml/config.sgml
@@ -2360,11 +2360,11 @@ include_dir 'conf.d'
        <table id="synchronous-commit-matrix">
         <title>synchronous_commit Modes</title>
         <tgroup cols="5">
-         <colspec colname="col1" colwidth="1.5*">
-         <colspec colname="col2" colwidth="1*">
-         <colspec colname="col3" colwidth="1*">
-         <colspec colname="col4" colwidth="1*">
-         <colspec colname="col5" colwidth="1*">
+         <colspec colname="col1">
+         <colspec colname="col2">
+         <colspec colname="col3">
+         <colspec colname="col4">
+         <colspec colname="col5">
          <thead>
           <row>
            <entry>synchronous_commit setting</entry>