python310Packages.rapidfuzz: make numpy optional

`numpy` is now an _optional_ dependency, which is consistent with
upstream and greatly reduces the closure size (by ~300 MiB).

References:
- Upstream setup.py: https://github.com/maxbachmann/RapidFuzz/blob/main/setup.py

Co-authored-by: Sandro <sandro.jaeckel@gmail.com>

pkgs/development/python-modules/rapidfuzz/default.nix

@@ -55,9 +55,9 @@ buildPythonPackage rec {
     "-fno-lto"  # work around https://github.com/NixOS/nixpkgs/issues/19098
   ]);
 
-  propagatedBuildInputs = [
-    numpy
-  ];
+  passthru.optional-dependencies = {
+    full = [ numpy ];
+  };
 
   preCheck = ''
     export RAPIDFUZZ_IMPLEMENTATION=cpp