gnu: hypre: Remove input labels.

* gnu/packages/maths.scm (hypre)[native-inputs, inputs]: Remove labels.
(hypre-openmpi)[inputs]: Use 'modify-inputs'.

gnu/packages/maths.scm

@@ -5371,12 +5371,12 @@ set.")
     (outputs '("out"                    ;5.3 MiB of headers and libraries
                "doc"))                  ;12 MiB of documentation
     (native-inputs
-     `(("doc++" ,doc++)
+     (list doc++
-       ("doxygen" ,doxygen)
+           doxygen
-       ("python" ,python)
+           python
-       ("python-breathe" ,python-breathe)
+           python-breathe
-       ("python-sphinx" ,python-sphinx)
+           python-sphinx
-       ("texlive" ,(texlive-updmap.cfg (list texlive-adjustbox
+           (texlive-updmap.cfg (list texlive-adjustbox
                                      texlive-amsfonts
                                      texlive-bibtex
                                      texlive-capt-of
@@ -5414,10 +5414,9 @@ set.")
                                      texlive-latex-varwidth
                                      texlive-ulem
                                      texlive-wasysym
-                                             texlive-wrapfig)))))
+                                     texlive-wrapfig))))
     (inputs
-     `(("blas" ,openblas)
+     (list openblas lapack))
-       ("lapack" ,lapack)))
     (arguments
      `(#:modules ((srfi srfi-1)
                   ,@%gnu-build-system-modules)
@@ -5478,11 +5477,11 @@ problems.")
     (license license:lgpl2.1)))
 
 (define-public hypre-openmpi
-  (package (inherit hypre)
+  (package
+    (inherit hypre)
     (name "hypre-openmpi")
-    (inputs
+    (inputs (modify-inputs (package-inputs hypre)
-     `(("mpi" ,openmpi)
+              (prepend openmpi)))
-       ,@(package-inputs hypre)))
     (arguments
      (substitute-keyword-arguments (package-arguments hypre)
        ((#:configure-flags flags)