haskellPackages.warp: stop including Paths_ module by default

This was made possible to disable, which we should really probably just
do. It might make some HTTP servers not return their version in a
header, but that feels like an antipattern anyhow.

See: https://github.com/yesodweb/wai/pull/1044
See: https://github.com/NixOS/nixpkgs/blob/ecdb2e3a81213177cde9ce769e5f086ff24387b6/pkgs/development/haskell-modules/configuration-darwin.nix#L363-L372

pkgs/development/haskell-modules/configuration-nix.nix

@@ -503,8 +503,12 @@ builtins.intersectAttrs super {
   # Tries accessing the GitHub API
   github-app-token = dontCheck super.github-app-token;
 
-  # The curl executable is required for withApplication tests.
-  warp = addTestToolDepend pkgs.curl super.warp;
+  warp = lib.pipe super.warp [
+    # The curl executable is required for withApplication tests.
+    (addTestToolDepend pkgs.curl)
+    # Avoids much closure size of downstream deps on macOS: https://github.com/yesodweb/wai/pull/1044
+    (disableCabalFlag "include-warp-version")
+  ];
 
   lz4-frame-conduit = addTestToolDepends [ pkgs.lz4 ] super.lz4-frame-conduit;