Error during install with command line packages on Windows

| Title | Description
| --------------------|------------
| Version | 0.22.4
| Type | Issue
| node | 11.3.0
| Operating System | Windows 10

I am recieving the following error on `bolt install`:
```bash
[4/4] Linking workspace binaries...
error Error: Can't read shim path from 'project/packages/project/index.js', it doesn't appear to be a cmd-shim
error at cb (AppData/Local/Yarn/Data/global/node_modules/bolt/dist/modern/utils/fs.js:154:75)
error at AnyPromise (AppData/Local/Yarn/Data/global/node_modules/typeable-promisify/index.js:13:3)
error at new Promise ()
error at promisify (AppData/Local/Yarn/Data/global/node_modules/typeable-promisify/index.js:12:40)
error at readCmdShim (AppData/Local/Yarn/Data/global/node_modules/bolt/dist/modern/utils/fs.js:154:42)
error at cmdShim (AppData/Local/Yarn/Data/global/node_modules/bolt/dist/modern/utils/fs.js:96:88)
error at createWindowsSymlink (AppData/Local/Yarn/Data/global/node_modules/bolt/dist/modern/utils/fs.js:122:18)
error at Object.symlink (AppData/Local/Yarn/Data/global/node_modules/bolt/dist/modern/utils/fs.js:134:18)
```