gnu: dune-geometry: Update to 2.7.1.

* gnu/packages/maths.scm (dune-geometry): Update to 2.7.1.
  [arguments]: Parallelize build-tests phase.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

gnu/packages/maths.scm

@@ -6399,7 +6399,7 @@ Differences} (FD).")
 (define-public dune-geometry
   (package
     (name "dune-geometry")
-    (version "2.7.0")
+    (version "2.7.1")
     (source
      (origin
        (method url-fetch)
@@ -6407,14 +6407,18 @@ Differences} (FD).")
                            version "/dune-geometry-" version ".tar.gz"))
        (sha256
         (base32
-         "1cicvlwbyyw76npicnblxckyvhbfn3ip8isydiv3hlrlz8zcg5nr"))))
+         "068mh3fd110xl27rwxqlqy4d9cpqw2vqm2pzfrripiaqscb3byfy"))))
     (build-system cmake-build-system)
     (arguments
      `(#:phases
        (modify-phases %standard-phases
          (add-after 'build 'build-tests
-           (lambda* (#:key make-flags #:allow-other-keys)
-             (apply invoke "make" "build_tests" make-flags))))))
+           (lambda* (#:key make-flags parallel-build? #:allow-other-keys)
+             (apply invoke "make" "build_tests"
+                    `(,@(if parallel-build?
+                            `("-j" ,(number->string (parallel-job-count)))
+                            '())
+                      ,@make-flags)))))))
     (inputs
      (list dune-common
            ;; Optional