nixpkgs/neovim: add python treesitter

.config/nixpkgs/neovim/treesitter/grammars.json

@@ -114,5 +114,10 @@
   "html": {
     "rev": "73a3947324f6efddf9e17c0ea58d454843590cc0",
     "sha256": "062z2m175v464bvp3wg7ljcv67lgmza1r6q540pxl31h9qfijgsr"
+  },
+  "python": {
+    "rev": "293fdc02038ee2bf0e2e206711b69c90ac0d413f",
+    "sha256": "05kk1wlm5fgpgwqxw3m68sipkinw0gf2jq19cgq9cgp3agdwg58p",
+    "branch": "v0.25.0^{}"
   }
 }