feat: migrate packaging to uv #1947

Job	Run time
Generated: pytest Simple Package	19s
Template: 3.9 - ubuntu-latest	16s
Generated: pytest Simple CLI	12s
Template: 3.9 - macOS-latest	41s
Generated: pytest Django Package	14s
Template: 3.10 - ubuntu-latest	15s
Generated: pre-commit Simple Package	27s
Template: 3.10 - macOS-latest	32s
Generated: pre-commit Simple CLI	24s
Template: 3.11 - ubuntu-latest	15s
Generated: pre-commit Django Package	29s
Template: 3.11 - macOS-latest	14s
Generated: docs Simple Package	14s
Template: 3.12 - ubuntu-latest	15s
Generated: docs Simple CLI	10s
Template: 3.12 - macOS-latest	19s
Generated: docs Django Package	16s
	5m 32s

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