python3.pkgs.pypaBuildHook: switch to pyproject-build

Upstream's recommended "python -m build" way of invoking build fails
when the working directory contains a file named "build.py". This is
common for poetry projects that build C extensions.

pkgs/development/interpreters/python/hooks/default.nix

@@ -67,11 +67,9 @@ in {
     makePythonHook {
       name = "pypa-build-hook.sh";
       propagatedBuildInputs = [ build wheel ];
-      substitutions = {
-        inherit pythonInterpreter;
-      };
-    } ./pypa-build-hook.sh) {};
-
+    } ./pypa-build-hook.sh) {
+      inherit (pythonForBuild.pkgs) build;
+    };
 
   pipInstallHook = callPackage ({ makePythonHook, pip }:
     makePythonHook {

pkgs/development/interpreters/python/hooks/pypa-build-hook.sh

@@ -6,7 +6,7 @@ pypaBuildPhase() {
     runHook preBuild
 
     echo "Creating a wheel..."
-    @pythonInterpreter@ -m build --no-isolation --outdir dist/ --wheel $pypaBuildFlags
+    pyproject-build --no-isolation --outdir dist/ --wheel $pypaBuildFlags
     echo "Finished creating a wheel..."
 
     runHook postBuild