ClangTidy issue in lib/system/Route.hpp

**Describe your environment.** 
Issue found in Microsoft Edge and still exists in the current main.

**Steps to reproduce.**
Issue was reported by static analysis using ClangTidy.

**What is the expected behavior?**
No issue reported.

**What is the actual behavior?**
use-after-move reported.

**Additional context.**
https://microsoft.visualstudio.com/Edge/_workitems/edit/52434861
