[BUG] Fix language preferences redirect when baseURL has a subfolder

[markdumay]

Discussed in #1132

^{Originally posted by vinser August 25, 2024}
On multilingual site if baseURL has a form of https://example.com/subfolder hinode v0.25.7 with enableLanguageSelectionStorage = true redirects to page https://example.com/en instead of https://example.com/subfolder/en. en - example lang code