[JENKINS-72683] sh step does not parse dollar slashy string literal

---
Originally reported by f1rstlady, imported from: sh step does not parse dollar slashy string literal

• status: Open
  
• priority: Minor
  
• component(s): workflow-cps-plugin
  
• resolution: Unresolved
  
• votes: 0
  
• watchers: 1
  
• imported: 2025-12-07
  

environment

```
Jenkins version: container image jenkins/jenkins (https://hub.docker.com/r/jenkins/jenkins)

Plugins: the suggested ones

"Pipeline: Groovy" plugin version: 3853.vb_a_490d892963
```

Start by reproducing the dollar slashy string case in a Jenkins Pipeline using the reported Pipeline: Groovy plugin version 3853.vb_a_490d892963. No source file or test is named in the issue; done means the sh step correctly parses the reported string literal.

Written by the indexing model from the issue text.