doc: fix spelling "connction" to "connection"

bmomjian · bmomjian · commit 9fed2b5b2edd · 2020-11-10T19:18:35.000-05:00
Was wrong in commit 1a9388b. Reported-by: Tom Lane, Justin Pryzby Discussion: https://postgr.es/m/20201102063333.GE22691@telsasoft.com Backpatch-through: 9.5
diff --git a/doc/src/sgml/ref/pg_basebackup.sgml b/doc/src/sgml/ref/pg_basebackup.sgml
@@ -547,7 +547,7 @@ PostgreSQL documentation
       <listitem>
        <para>
         Specifies parameters used to connect to the server, as a <link
-        linkend="libpq-connstring">connction string</link>;  these
+        linkend="libpq-connstring">connection string</link>;  these
         will override any conflicting command line options.
        </para>
        <para>
diff --git a/doc/src/sgml/ref/pg_dumpall.sgml b/doc/src/sgml/ref/pg_dumpall.sgml
@@ -509,7 +509,7 @@ PostgreSQL documentation
       <listitem>
        <para>
         Specifies parameters used to connect to the server, as a <link
-        linkend="libpq-connstring">connction string</link>;  these
+        linkend="libpq-connstring">connection string</link>;  these
         will override any conflicting command line options.
        </para>
        <para>
diff --git a/doc/src/sgml/ref/pg_receivewal.sgml b/doc/src/sgml/ref/pg_receivewal.sgml
@@ -254,7 +254,7 @@ PostgreSQL documentation
       <listitem>
        <para>
         Specifies parameters used to connect to the server, as a <link
-        linkend="libpq-connstring">connction string</link>;  these
+        linkend="libpq-connstring">connection string</link>;  these
         will override any conflicting command line options.
        </para>
        <para>
