"contour terminal" incompatibility

**Describe the bug**
when using [contour terminal](https://github.com/contour-terminal/contour), lazygit crash at start
`
2023/05/04 13:01:54 An error occurred! Please create an issue at: https://github.com/jesseduffield/lazygit/issues

*exec.ExitError exit status 1
/home/runner/work/lazygit/lazygit/pkg/app/app.go:54 (0xa7591c)
/home/runner/work/lazygit/lazygit/pkg/app/entry_point.go:146 (0xa7783a)
/home/runner/work/lazygit/lazygit/main.go:23 (0xa7977e)
/opt/hostedtoolcache/go/1.18.10/x64/src/run
`

**Version info:**
lazygit:
commit=5149b24ab3dfad3860e2300519c7c583dcc8c9ff, build date=2023-05-03T08:00:22Z, build source=binaryRelease, version=0.38.2, os=linux, arch=amd64, git version=2.40.0
Contour 0.3.11.258