gnu: dds: Update to 2.9.0-1.d2bc4c2.

* gnu/packages/game-development.scm (dds): Update to 2.9.0-1.d2bc4c2.

Change-Id: I3c6db4e81d70112f020f2d7a0f7db26069c7591f
Signed-off-by: Liliana Marie Prikler <liliana.prikler@gmail.com>

gnu/packages/game-development.scm

@@ -196,19 +196,21 @@ is used in some video games and movies.")
     (license license:zlib)))
 
 (define-public dds
+  (let ((commit "d2bc4c2c703941664fc1d73e69caa5233cdeac18")
+        (revision "1"))
     (package
       (name "dds")
-    (version "2.9.0")
+      (version (git-version "2.9.0" revision commit))
       (source
        (origin
          (method git-fetch)
          (uri (git-reference
                (url "https://github.com/dds-bridge/dds")
-             (commit (string-append "v" version))))
+               (commit commit)))
          (file-name (git-file-name name version))
          (sha256
           (base32
-         "1iv09qic43nvla02lm8zgnkqpjgnc95p8zh3wyifmnmlh1rz02yj"))))
+           "1ishbb69cvyv96xdxshnly0m5ydwljgdf8fwa1cr9rj2qj40q4rm"))))
       (build-system gnu-build-system)
       (arguments
        (list #:phases
@@ -258,7 +260,7 @@ is used in some video games and movies.")
       (description "DDS is a double-dummy solver of bridge hands.  It supports
 single-threading and multi-threading for improved performance.  DDS
 offers a wide range of functions, including par-score calculations.")
-    (license license:asl2.0)))
+      (license license:asl2.0))))
 
 (define-public deutex
   (package