gnu: Remove kddockwidgets-1.

* gnu/packages/qt.scm (kddockwidgets-1): Delete variable.

Change-Id: I06292158edbdbc6cf96c07b5ddf0925fbd688c7b

gnu/packages/qt.scm

@@ -296,21 +296,6 @@ Qt.  Some of its features include:
 @end itemize")
     (license (list license:gpl2 license:gpl3)))) ;dual-licensed
 
-(define-public kddockwidgets-1
-  (package
-    (inherit kddockwidgets)
-    (name "kddockwidgets")
-    (version "1.7.0")
-    (source (origin
-              (method git-fetch)
-              (uri (git-reference
-                    (url "https://github.com/KDAB/KDDockWidgets")
-                    (commit (string-append "v" version))))
-              (file-name (git-file-name name version))
-              (sha256
-               (base32
-                "0bz08f1fv3qbza101q0q0w70nd67z3h6azs5wr3ypmva9kvfg4ck"))))))
-
 (define-public kvantum
   (package
     (name "kvantum")