fix: expand env_var substitution in profile option values #20

Job	Run time
sdist	24s
macos (macos-latest, aarch64)	1m 6s
macos (macos-15-intel, x86_64)	1m 1s
windows (windows-latest, x86, x86)	2m 24s
musllinux (ubuntu-22.04, x86)	1m 15s
musllinux (ubuntu-22.04, x86_64)	1m 14s
windows (windows-latest, x64, x64)	1m 32s
musllinux (ubuntu-22.04, aarch64)	2m 5s
musllinux (ubuntu-22.04, armv7)	1m 52s
linux (ubuntu-22.04, x86_64)	1m 31s
windows (windows-11-arm, aarch64, arm64)	2m 14s
linux (ubuntu-22.04, armv7)	2m 0s
linux (ubuntu-22.04, x86)	2m 3s
linux (ubuntu-22.04, s390x)	2m 9s
linux (ubuntu-22.04, ppc64le)	1m 59s
linux (ubuntu-22.04, aarch64)	2m 9s
Release	-1s
	26m 57s

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