Correctly handle hash for README's in Vue file listing

Merged Phil Hughes requested to merge ph/207253/handleHash into master

What does this MR do?

Correctly handles the location has for README files in the Vue file listing


Does this MR meet the acceptance criteria?


Availability and Testing


If this MR contains changes to processing or storing of credentials or tokens, authorization and authentication methods and other items described in the security review guidelines:

  • Label as security and @ mention @gitlab-com/gl-security/appsec
  • The MR includes necessary changes to maintain consistency between UI, API, email, or other methods
  • Security reports checked/validated by a reviewer from the AppSec team

Closes #207253 (closed)