[conda] use pip to install the package [skip ci]

3 jobs for master in 19 minutes and 34 seconds (queued for 4 seconds)
Status Job ID Name Coverage
  Build
passed #247112
docker
build_linux_38

00:11:37

1.0%
passed #247111
intel macos
build_macos_intel_38

00:17:57

1.0%
 
  Deploy
passed #247113
docker
deploy_beta

00:01:37