docs: Update description

Author: epage

.github/settings.yml

@@ -1,7 +1,7 @@
 # These settings are synced to GitHub by https://probot.github.io/apps/settings/
 
 repository:
-  description: ".github/workflows/ci.yml"
+  description: "Interact with unix processes/bash the same way as pexpect or Don libes expect does"
   homepage: "https://docs.rs/rexpect"
   topics: "pexpect unix pty processes"
   has_issues: true