Improve error messages #513

Job	Run time
bash (ubuntu-latest)	33s
bash (macos-latest)	59s
environment-file	26s
bash (windows-latest)	1m 10s
micromamba-old-version-1	36s
micromamba-old-version-2	30s
micromamba-shell (ubuntu-latest)	25s
no-environment	4s
no-environment-file	22s
micromamba-shell (macos-latest)	1m 2s
cmd	1m 39s
comment-in-environment-file	29s
conda-lock	11s
create-args-multiple-spaces-1	28s
create-args-multiple-spaces-2	42s
custom-condarc	32s
env-variable	26s
multiple-shell-init	36s
output-environment-path-custom-root-prefix	6s
output-environment-path-env-file	30s
powershell (ubuntu-latest)	37s
powershell (macos-latest)	1m 1s
output-environment-path-env-name-overwrite	31s
powershell (windows-latest)	1m 7s
output-no-environment-path	9s
	15m 11s

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