defer hatch toml parsing out of configure step #1565

Job	Run time
Tests in Containers (ci-jupyter-container, ubuntu-latest, mcr.microsoft.com/devcontainers/univers...	4m 49s
Builds (ubuntu-latest, x86_64-unknown-linux-musl, yes)	2m 31s
Env Tests (ci-poetry-custom, ubuntu-latest, x86_64-unknown-linux-musl)	2m 51s
Env Tests (ci-poetry-custom, windows-latest, x86_64-pc-windows-msvc)	5m 53s
Tests in Containers (ci-homebrew-container, ubuntu-latest, homebrew/brew, x86_64-unknown-linux-musl)	4m 19s
Builds (macos-14, aarch64-apple-darwin, yes)	3m 1s
Tests (windows-latest, x86_64-pc-windows-msvc, yes)	11m 39s
Env Tests (ci-poetry-project, windows-latest, x86_64-pc-windows-msvc)	6m 12s
Env Tests (ci-poetry-project, ubuntu-latest, x86_64-unknown-linux-musl)	3m 1s
Tests (ubuntu-latest, x86_64-unknown-linux-musl, yes)	9m 45s
Builds (macos-latest, x86_64-apple-darwin, yes)	2m 20s
Builds (windows-latest, x86_64-pc-windows-msvc)	5m 17s
Tests (macos-latest, x86_64-apple-darwin, yes)	16m 30s
Builds (windows-latest, aarch64-pc-windows-msvc)	6m 31s
Tests (macos-14, aarch64-apple-darwin, yes)	14m 17s
Env Tests (ci-poetry-global, ubuntu-latest, x86_64-unknown-linux-musl)	2m 57s
Env Tests (ci-poetry-global, windows-latest, x86_64-pc-windows-msvc)	1m 41s
	1h 43m 34s

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