Doc: remove bogus <indexterm> items.

Copy-and-pasteo in 665c5855e, evidently.  The 9.6 docs toolchain
whined about duplicate index entries, though our modern toolchain
doesn't.  In any case, these GUCs surely are not about the
default settings of these values.

diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
index 610372b78a7ae21b44b6db76cd07af92bf583ca5..3eefe3811a188754f526ebe790658961e2ed9d78 100644 (file)
--- a/doc/src/sgml/config.sgml
+++ b/doc/src/sgml/config.sgml
@@ -8458,7 +8458,6 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
       <term><varname>transaction_read_only</varname> (<type>boolean</type>)
       <indexterm>
        <primary>read-only transaction</primary>
-       <secondary>setting default</secondary>
       </indexterm>
       <indexterm>
        <primary><varname>transaction_read_only</varname> configuration parameter</primary>
@@ -8479,7 +8478,6 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
       <term><varname>transaction_deferrable</varname> (<type>boolean</type>)
       <indexterm>
        <primary>deferrable transaction</primary>
-       <secondary>setting default</secondary>
       </indexterm>
       <indexterm>
        <primary><varname>transaction_deferrable</varname> configuration parameter</primary>