shunit2: rename to shunit2-old, so as not to conflict with upstream

gn/packages/gemma.scm

@@ -120,7 +120,7 @@
                "0wydfm2svrlrz4zbrvxymqc33ici3vi7xy9br37mfbb9lh3fmb2w"))))
     (inputs `(
               ("gsl" ,gsl)
-              ("shunit2" ,shunit2)
+              ("shunit2-old" ,shunit2-old)
               ("openblas" ,openblas)
               ("zlib" ,zlib)
               ))
@@ -158,7 +158,7 @@ genome-wide association studies (GWAS).")
    (name "gemma-gn2-git")
    (inputs `(
              ("gsl" ,gsl)
-             ("shunit2" ,shunit2)
+             ("shunit2-old" ,shunit2-old)
              ("openblas" ,openblas-git)
              ("zlib" ,zlib)
              ))
@@ -196,7 +196,7 @@ genome-wide association studies (GWAS).")
     ; guix environment -C guix --ad-hoc gcc-toolchain gdb gsl openblas zlib bash ld-wrapper perl vim which
     (inputs `(
               ("gsl" ,gsl)
-              ("shunit2" ,shunit2)
+              ("shunit2-old" ,shunit2-old)
               ("openblas" ,openblas)
               ("zlib" ,zlib)
               ))
@@ -299,7 +299,7 @@ genome-wide association studies (GWAS).")
        ("eigen" ,eigen)
        ("linux-libre-headers" ,linux-libre-headers)
        ("openblas" ,openblas-git)
-       ("shunit2" ,shunit2)
+       ("shunit2-old" ,shunit2-old)
        ("zlib" ,zlib)
        ))
     (arguments
@@ -347,7 +347,7 @@ genome-wide association studies (GWAS).")
         ("gfortran:lib" ,gfortran "lib")
         ; ("make" ,make)
         ("ldc" ,ldc)
-        ("shunit2" ,shunit2)
+        ("shunit2-old" ,shunit2-old)
         ("linux-libre-headers" ,linux-libre-headers)
         ("openblas" ,openblas-git)
         ))

gn/packages/sambamba.scm

@@ -89,7 +89,7 @@ data.  It also provides the @command{bgzip}, @command{htsfile}, and
        ))
       (native-inputs
        `(("ldc" ,ldc)
-         ("shunit2" ,shunit2)
+         ("shunit2-old" ,shunit2-old)
          ("coreutils" ,coreutils) ; for env
          ("perl" ,perl) ; Needed for building htslib
          ("ruby" ,ruby) ; Needed for building htslib

gn/packages/shell.scm

@@ -8,10 +8,10 @@
   #:use-module ((guix licenses) #:prefix license:)
   )
 
-(define-public shunit2
+(define-public shunit2-old ;; maintain old version for gemma and sambamba, for now
   (let ((commit "60dd60bcd1573befe38465010263ab242e55811d"))
     (package
-      (name "shunit2")
+      (name "shunit2-old")
       (version (string-append "2.0.4-" (string-take commit 7)))
       (source (origin
                 (method git-fetch)