blender: 2.82 -> 2.82a (NixOS#82450)

pkgs/applications/misc/blender/default.nix

@@ -17,11 +17,11 @@ let python = python3Packages.python; in
 
 stdenv.mkDerivation rec {
   pname = "blender";
-  version = "2.82";
+  version = "2.82a";
 
   src = fetchurl {
     url = "https://download.blender.org/source/${pname}-${version}.tar.xz";
-    sha256 = "0rgw8nilvn6k6r7p28y2l1rwpami1cc8xz473jaahn7wa4ndyah0";
+    sha256 = "18zbdgas6qf2kmvvlimxgnq7y9kj7hdxcgixrs6fj50x40q01q2d";
   };
 
   patches = lib.optional stdenv.isDarwin ./darwin.patch;
@@ -137,7 +137,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "3D Creation/Animation/Publishing System";
-    homepage = https://www.blender.org;
+    homepage = "https://www.blender.org";
     # They comment two licenses: GPLv2 and Blender License, but they
     # say: "We've decided to cancel the BL offering for an indefinite period."
     license = licenses.gpl2Plus;