gnu: go-github-com-go-md2man: Update to 2.0.5.

* gnu/packages/golang.scm (go-github-com-go-md2man): Update to 2.0.5.
[source]<snippet>: Remove, as no longer exists.

Change-Id: Iee88ae6665cc26203520e11dc1c665f70427bfbb

gnu/packages/golang.scm

@@ -4456,7 +4456,7 @@ fast and distributable command line applications in an expressive way.")
 (define-public go-github-com-go-md2man
   (package
     (name "go-github-com-go-md2man")
-    (version "2.0.0")
+    (version "2.0.5")
     (source
      (origin
        (method git-fetch)
@@ -4465,21 +4465,18 @@ fast and distributable command line applications in an expressive way.")
              (commit (string-append "v" version))))
        (file-name (git-file-name name version))
        (sha256
-        (base32
-         "0r1f7v475dxxgzqci1mxfliwadcrk86ippflx9n411325l4g3ghv"))
-       (modules '((guix build utils)))
-       (snippet '(begin
-                   (delete-file-recursively "vendor")
-                   #t))))
+        (base32 "0gqlkv1pv8cpvcj8g77d1hzy5bnp5a3k3xs02iahlr3a65m4azsi"))))
     (build-system go-build-system)
     (arguments
-     '(#:import-path "github.com/cpuguy83/go-md2man"))
+     (list
+      #:import-path "github.com/cpuguy83/go-md2man"))
     (propagated-inputs
      (list go-github-com-russross-blackfriday-v2))
     (home-page "https://github.com/cpuguy83/go-md2man")
     (synopsis "Convert markdown into roff")
-    (description "Go-md2man is a Go program that converts markdown to roff for
-the purpose of building man pages.")
+    (description
+     "Go-md2man is a Go program that converts markdown to roff for the purpose
+of building man pages.")
     (license license:expat)))
 
 (define-public go-github-com-git-lfs-go-netrc