gnu: Add go-github-com-dustin-go-humanize.

* gnu/packages/golang.scm (go-github-com-dustin-go-humanize): New variable.

gnu/packages/golang.scm

@@ -8249,3 +8249,27 @@ Go.")
 the External Data Representation (XDR) standard protocol as specified in RFC
 4506 (obsoletes RFC 1832 and RFC 1014) in pure Go.")
     (license license:isc)))
+
+(define-public go-github-com-dustin-go-humanize
+  (package
+    (name "go-github-com-dustin-go-humanize")
+    (version "1.0.0")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/dustin/go-humanize")
+             (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32
+         "1kqf1kavdyvjk7f8kx62pnm7fbypn9z1vbf8v2qdh3y7z7a0cbl3"))))
+    (build-system go-build-system)
+    (arguments
+     '(#:import-path "github.com/dustin/go-humanize"))
+    (home-page "https://github.com/dustin/go-humanize")
+    (synopsis "Humane unit formatter")
+    (description "@code{go-humanize} provides formatters for units to human
+friendly sizes.  It converts boring ugly numbers to human-friendly strings and
+back.")
+    (license license:expat)))