gnu: dealii: Update to 9.1.1.

* gnu/packages/maths.scm (dealii): Update to 9.1.1.
[source]: Remove patch no longer needed.
* gnu/local.mk (dist_patch_DATA): ditto.
* gnu/packages/patches/dealii-mpi-deprecations.patch: Delete it.

gnu/local.mk

@@ -764,7 +764,6 @@ dist_patch_DATA =						\
   %D%/packages/patches/darkice-workaround-fpermissive-error.patch	\
   %D%/packages/patches/dbus-helper-search-path.patch		\
   %D%/packages/patches/dbus-CVE-2019-12749.patch		\
-  %D%/packages/patches/dealii-mpi-deprecations.patch		\
   %D%/packages/patches/debops-constants-for-external-program-names.patch \
   %D%/packages/patches/debops-debops-defaults-fall-back-to-less.patch \
   %D%/packages/patches/deja-dup-use-ref-keyword-for-iter.patch	\

gnu/packages/maths.scm

@@ -3636,7 +3636,7 @@ revised simplex and the branch-and-bound methods.")
 (define-public dealii
   (package
     (name "dealii")
-    (version "9.0.1")
+    (version "9.1.1")
     (source
      (origin
        (method url-fetch)
@@ -3644,8 +3644,7 @@ revised simplex and the branch-and-bound methods.")
                            "download/v" version "/dealii-" version ".tar.gz"))
        (sha256
         (base32
-         "0r7f8rhl3xr94imd372plizdcbqk0a70w73lwc3vw912dxk0sbyz"))
-       (patches (search-patches "dealii-mpi-deprecations.patch"))
+         "0xhjv0gzswpjbc43xbrpwfc5848g508l01855nszx3g5gwzlhnzw"))
        (modules '((guix build utils)))
        (snippet
         ;; Remove bundled sources: UMFPACK, TBB, muParser, and boost

gnu/packages/patches/dealii-mpi-deprecations.patch

@@ -1,28 +0,0 @@
-From 40538ad31a71495649d174b0f7be5f7135d0a905 Mon Sep 17 00:00:00 2001
-From: David Wells <drwells@email.unc.edu>
-Date: Sat, 2 Feb 2019 10:00:38 -0500
-Subject: [PATCH] Avoid calling a deprecated MPI function.
-
-This was deprecated a long time ago (1996) and is not present in the
-latest version of openMPI (4.0): see
-
-https://www.open-mpi.org/faq/?category=mpi-removed
-
-Credit goes to Pratik Nayak for finding this issue.
----
- source/base/mpi.cc | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/source/base/mpi.cc b/source/base/mpi.cc
-index bd1f7f9846a..b8cd45e7c26 100644
---- a/source/base/mpi.cc
-+++ b/source/base/mpi.cc
-@@ -448,7 +448,7 @@ namespace Utilities
-       MPI_Aint     displacements[] = {0, offsetof(MinMaxAvg, min_index)};
-       MPI_Datatype types[]         = {MPI_DOUBLE, MPI_INT};
- 
--      ierr = MPI_Type_struct(2, lengths, displacements, types, &type);
-+      ierr = MPI_Type_create_struct(2, lengths, displacements, types, &type);
-       AssertThrowMPI(ierr);
- 
-       ierr = MPI_Type_commit(&type);