rekahsoft-gnu: Remove emacs-all-the-icons-ibuffer (use guix channel instead)

* rekahsoft-gnu/packages/emacs-xyz.scm (emacs-all-the-icons-ibuffer):
Remove variable

rekahsoft-gnu/packages/emacs-xyz.scm

@@ -805,28 +805,6 @@ dashboard!")
      "Solarized Dark version of the Bigblow Org HTML export theme.")
     (license license:gpl3+)))
 
-(define-public emacs-all-the-icons-ibuffer
-  (package
-      (name "emacs-all-the-icons-ibuffer")
-      (version "1.3.0")
-      (source (origin
-                (method git-fetch)
-                (uri (git-reference
-                      (url "https://github.com/seagle0128/all-the-icons-ibuffer")
-                      (commit (string-append "v" version))))
-                (file-name (git-file-name name version))
-                (sha256
-                 (base32
-                  "1c1fkkwzxxa90fd5q5x6xlj48p8rhj4bs7h8wxx41w6wsggk2fm2"))))
-      (build-system emacs-build-system)
-      (propagated-inputs
-       `(("emacs-all-the-icons" ,emacs-all-the-icons)))
-      (home-page "https://github.com/seagle0128/all-the-icons-ibuffer")
-      (synopsis "Displays icons for all buffers in ibuffer.")
-      (description
-       "Displays icons for all buffers in ibuffer")
-      (license license:gpl3+)))
-
 (define-public emacs-matlab-mode
   (package
     (name "emacs-matlab-mode")