doc: Correct tor-onion-service-configuration mapping documentation.

* doc/guix.texi (Networking Services): Fix tor-onion-service-configuration
description which was broken in commit 9be1ee6a49 when documentation was
changed to indicated that port-location mappings should be provided as cons
cells when the code always expected lists

Change-Id: Ib12d273cbd37976f9507a60a6d088078f71d4e7a
Signed-off-by: Danny Milosavljevic <dannym@friendly-machines.com>

doc/guix.texi

@@ -23201,7 +23201,7 @@ Services of this type can be extended by other services to specify
 (simple-service 'my-extra-onion-service tor-service-type
                 (list (tor-onion-service-configuration
                         (name "extra-onion-service")
-                        (mapping '((80 . "127.0.0.1:8080"))))))
+                        (mapping '((80 "127.0.0.1:8080"))))))
 @end lisp
 @end defvar
 
@@ -23275,8 +23275,8 @@ Service.
 @item @code{mapping} (type: alist)
 Association list of port to address mappings.  The following example:
 @lisp
-'((22 . "127.0.0.1:22")
-  (80 . "127.0.0.1:8080"))
+'((22 "127.0.0.1:22")
+  (80 "127.0.0.1:8080"))
 @end lisp
 maps ports 22 and 80 of the Onion Service to the local ports 22 and 8080.
 

gnu/services/networking.scm

@@ -1199,8 +1199,8 @@ Onion Service.")
    alist
    "Association list of port to address mappings.  The following example:
 @lisp
-'((22 . \"127.0.0.1:22\")
-  (80 . \"127.0.0.1:8080\"))
+'((22 \"127.0.0.1:22\")
+  (80 \"127.0.0.1:8080\"))
 @end lisp
 maps ports 22 and 80 of the Onion Service to the local ports 22 and 8080."))
 
@@ -1395,8 +1395,8 @@ networking daemon.")))
 @var{mapping}.  @var{mapping} is a list of port/host tuples, such as:
 
 @example
- '((22 . \"127.0.0.1:22\")
-   (80 . \"127.0.0.1:8080\"))
+ '((22 \"127.0.0.1:22\")
+   (80 \"127.0.0.1:8080\"))
 @end example
 
 In this example, port 22 of the hidden service is mapped to local port 22, and