restoring to "--destination /foo" errors, since drive folders aren't allowed to contain leading slashes in their name. This PR oversteps the correction a little to remove the leading slash prefix from all destination declarations. --- #### Does this PR need a docs update or release note? - [x] ⛔ No #### Type of change - [x] 🐛 Bugfix #### Issue(s) * #3562 #### Test Plan - [x] ⚡ Unit test - [x] 💚 E2E