Description:
Runner does not have permission to install in the default directory

Task version:
3.0.0

Platform:

• Ubuntu
• macOS
• Windows

Runner type:

• Hosted
• Self-hosted

Repro steps:
Use action with selfhosted ubuntu runner with non-root user permissions

Expected behavior:
Install dotnet

Actual behavior:
Permission denied

I tried using the env DOTNET_INSTALL_DIR but it doesn't seem to work