Rename "Log-streaming replication parameters" header to "Standby server

parameters" in recovery.conf, to match the grouping in the documentation.

Fujii Masao

src/backend/access/transam/recovery.conf.sample

@@ -87,7 +87,7 @@
 #recovery_target_timeline = 'latest'
 #
 #---------------------------------------------------------------------------
-# LOG-STREAMING REPLICATION PARAMETERS
+# STANDBY SERVER PARAMETERS
 #---------------------------------------------------------------------------
 #
 # When standby_mode is enabled, the PostgreSQL server will work as