magma: move to by-name, cleanup (#431381)

pkgs/by-name/ma/magma/package.nix

@@ -6,7 +6,6 @@
   cudaPackages,
   cudaSupport ? config.cudaSupport,
   fetchurl,
-  fetchpatch,
   gfortran,
   gpuTargets ? [ ], # Non-CUDA targets, that is HIP
   rocmPackages,
@@ -381,13 +380,13 @@ stdenv.mkDerivation (finalAttrs: {
     };
   };
 
-  meta = with lib; {
+  meta = {
     description = "Matrix Algebra on GPU and Multicore Architectures";
-    license = licenses.bsd3;
+    license = lib.licenses.bsd3;
     homepage = "https://icl.utk.edu/magma/";
-    changelog = "https://github.com/icl-utk-edu/magma/blob/v${version}/ReleaseNotes";
-    platforms = platforms.linux;
-    maintainers = with maintainers; [ connorbaker ];
+    changelog = "https://github.com/icl-utk-edu/magma/blob/v${finalAttrs.version}/ReleaseNotes";
+    platforms = lib.platforms.linux;
+    maintainers = with lib.maintainers; [ connorbaker ];
 
     # Cf. https://github.com/icl-utk-edu/magma/blob/v2.9.0/CMakeLists.txt#L24-L31
     broken =

pkgs/top-level/all-packages.nix

@@ -15059,8 +15059,6 @@ with pkgs;
   # standard BLAS and LAPACK.
   openblasCompat = openblas.override { blas64 = false; };
 
-  magma = callPackage ../development/libraries/science/math/magma { };
-
   magma-cuda = magma.override {
     cudaSupport = true;
     rocmSupport = false;