Apply cosmetic changes from documentation

src/ejabberd_options_doc.erl

@@ -1262,7 +1262,7 @@ doc() ->
         desc =>
             ?T("The port where the SQL server is accepting connections. "
                "The default is '3306' for MySQL, '5432' for PostgreSQL and "
-               "'1433' for MSSQL. The option has no effect for SQLite.")}},
+               "'1433' for MS SQL. The option has no effect for SQLite.")}},
      {sql_prepared_statements,
       #{value => "true | false",
         desc =>

src/mod_admin_extra.erl

@@ -135,7 +135,7 @@ get_commands_spec() ->
 	"* ORG ORGUNIT  - Work: Department\n",
 
     VcardXEP = "For a full list of vCard fields check XEP-0054: vcard-temp at "
-	"http://www.xmpp.org/extensions/xep-0054.html",
+	"https://xmpp.org/extensions/xep-0054.html",
 
     [
      #ejabberd_commands{name = compile, tags = [erlang],

src/mod_vcard_ldap.erl

@@ -531,7 +531,7 @@ mod_doc() ->
 		  ?T("With this option you can set the table that maps LDAP "
 		     "attributes to vCard fields. 'Name' is the type name of "
 		     "the vCard as defined in "
-		     "http://tools.ietf.org/html/rfc2426[RFC 2426]. "
+		     "https://tools.ietf.org/html/rfc2426[RFC 2426]. "
 		     "'Pattern' is a string which contains "
 		     "pattern variables '%u', '%d' or '%s'. "
 		     "'LDAPattributes' is the list containing LDAP attributes. "