tree-wide: fix instance of "meta.maintainer" -> "meta.maintainers"

Encountered one of these when using check-meta, did a quick
search to find other instances.

1 files changed, 2 insertions, 2 deletions

diff --git a/pkgs/development/python-modules/zipfile36/default.nix b/pkgs/development/python-modules/zipfile36/default.nix
index 0915eb002b7..2929afed1cd 100644
--- a/pkgs/development/python-modules/zipfile36/default.nix
+++ b/pkgs/development/python-modules/zipfile36/default.nix
@@ -28,6 +28,6 @@ buildPythonPackage rec {
     description = "Read and write ZIP files - backport of the zipfile module from Python 3.6";
     homepage = https://gitlab.com/takluyver/zipfile36;
     license = lib.licenses.psfl;
-    maintainer = lib.maintainers.fridh;
+    maintainers = lib.maintainers.fridh;
   };
-}
\ No newline at end of file
+}