gnu: Remove ucd-next.

* gnu/packages/build-tools.scm (ucd-next): Delete variable.

gnu/packages/build-tools.scm

@@ -993,7 +993,7 @@ Makefiles, JSON Compilation Database, and experimentally Ninja.")
      (list
       bash-minimal python perl clisp
       ;; Unicode data:
-      ucd-next
+      ucd
       ;; Programs for the tests:
       cppi indent git-minimal/pinned autoconf))
     (home-page "https://www.gnu.org/software/gnulib/")

gnu/packages/unicode.scm

@@ -97,20 +97,6 @@ files listing Unicode character properties and related data.  It also includes
 test data for conformance to several important Unicode algorithms.")
     (license unicode)))
 
-(define-public ucd-next
-  (package
-    (inherit ucd)
-    (name "ucd")
-    (version "15.0.0")
-    (source
-     (origin
-       (method url-fetch/zipbomb)
-       (uri (string-append "https://www.unicode.org/Public/zipped/" version
-                           "/UCD.zip"))
-       (sha256
-        (base32
-         "133inqn33hcfvylmps63yjr6rrqrfq6x7a5hr5fd51z6yc0f9gaz"))))))
-
 (define (unicode-emoji-file name version hash)
   (origin
     (method url-fetch)