gnu: wget: Graft secure package.

* gnu/packages/wget.scm (wget/fixed): Add new variable.
(wget): Hide package. Graft wget/fixed.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

gnu/packages/wget.scm

@@ -46,6 +46,7 @@
 
 (define-public wget
   (package
+    (replacement wget/fixed)
     (name "wget")
     (version "1.21.4")
     (source
@@ -75,6 +76,17 @@ wild cards, supports proxies and cookies, and it can convert absolute links
 in downloaded documents to relative links.")
     (license license:gpl3+))) ; some files are under GPLv2+
 
+(define-public wget/fixed
+  (package
+    (inherit wget)
+    (version "1.25.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append "mirror://gnu/wget/wget-" version ".tar.lz"))
+       (sha256
+        (base32 "07waw3s51zmjqzqq717xyyd353qc1ajcd38lh7y8i85hav3mq8hr"))))))
+
 (define-public wgetpaste
   (package
     (name "wgetpaste")