fix: Allow env var defaults in included task files (#263) #1348

Job	Run time
Check coding standards	28s
Run tests (Ubuntu, 3.9)	1m 56s
Run tests (Ubuntu, 3.10)	1m 59s
Run tests (Ubuntu, 3.11)	1m 59s
Run tests (Ubuntu, 3.12)	1m 59s
Run tests (Ubuntu, 3.13)	2m 5s
Run tests (MacOS, 3.9)	1m 56s
Run tests (MacOS, 3.10)	1m 39s
Run tests (MacOS, 3.11)	2m 35s
Run tests (MacOS, 3.12)	2m 14s
Run tests (MacOS, 3.13)	1m 57s
Run tests (Windows, 3.9)	3m 17s
Run tests (Windows, 3.10)	3m 36s
Run tests (Windows, 3.11)	3m 54s
Run tests (Windows, 3.12)	3m 37s
Run tests (Windows, 3.13)	3m 44s
Build distribution	9s
Upload release to PyPI	0s
Upload homebrew formula	0s
Sign the Python 🐍 distribution 📦 with Sigstore and upload them to GitHub Release	0s
	39m 4s

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