fix(#461): release configuration write lock around locator.configure(… #1562

Job	Run time
Tests in Containers (ci-jupyter-container, ubuntu-latest, mcr.microsoft.com/devcontainers/univers...	4m 54s
Tests (macos-14, aarch64-apple-darwin, yes)	10m 55s
Builds (ubuntu-latest, x86_64-unknown-linux-musl, yes)	1m 59s
Tests (macos-latest, x86_64-apple-darwin, yes)	15m 8s
Builds (macos-latest, x86_64-apple-darwin, yes)	2m 43s
Tests in Containers (ci-homebrew-container, ubuntu-latest, homebrew/brew, x86_64-unknown-linux-musl)	4m 11s
Tests (windows-latest, x86_64-pc-windows-msvc, yes)	8m 17s
Builds (windows-latest, aarch64-pc-windows-msvc)	5m 26s
Env Tests (ci-poetry-custom, windows-latest, x86_64-pc-windows-msvc)	7m 14s
Builds (macos-14, aarch64-apple-darwin, yes)	2m 20s
Env Tests (ci-poetry-global, ubuntu-latest, x86_64-unknown-linux-musl)	3m 21s
Env Tests (ci-poetry-project, ubuntu-latest, x86_64-unknown-linux-musl)	3m 7s
Env Tests (ci-poetry-project, windows-latest, x86_64-pc-windows-msvc)	6m 3s
Env Tests (ci-poetry-global, windows-latest, x86_64-pc-windows-msvc)	7m 28s
Tests (ubuntu-latest, x86_64-unknown-linux-musl, yes)	11m 0s
Env Tests (ci-poetry-custom, ubuntu-latest, x86_64-unknown-linux-musl)	3m 22s
Builds (windows-latest, x86_64-pc-windows-msvc)	5m 32s
	1h 43m 0s

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