bpo-37390: Add audit event table to documentations (GH-14406)

Also updates some (unreleased) event names to be consistent with the others.
diff --git a/Doc/library/ftplib.rst b/Doc/library/ftplib.rst
index 36abfbd..e006d01 100644
--- a/Doc/library/ftplib.rst
+++ b/Doc/library/ftplib.rst
@@ -190,7 +190,7 @@
    *source_address* is a 2-tuple ``(host, port)`` for the socket to bind to as
    its source address before connecting.
 
-   .. audit-event:: ftplib.FTP.connect "self host port"
+   .. audit-event:: ftplib.connect self,host,port ftplib.FTP.connect
 
    .. versionchanged:: 3.3
       *source_address* parameter was added.
@@ -225,7 +225,7 @@
 
    Send a simple command string to the server and return the response string.
 
-   .. audit-event:: ftplib.FTP.sendcmd "self cmd"
+   .. audit-event:: ftplib.sendcmd self,cmd ftplib.FTP.sendcmd
 
 
 .. method:: FTP.voidcmd(cmd)
@@ -234,7 +234,7 @@
    nothing if a response code corresponding to success (codes in the range
    200--299) is received.  Raise :exc:`error_reply` otherwise.
 
-   .. audit-event:: ftplib.FTP.sendcmd "self cmd"
+   .. audit-event:: ftplib.sendcmd self,cmd ftplib.FTP.voidcmd
 
 
 .. method:: FTP.retrbinary(cmd, callback, blocksize=8192, rest=None)