Revert "fix trailing slash not being removed from domain"

This reverts commit 679bc7a59b.

src/auth.rs

@@ -283,8 +283,7 @@ impl<'r> FromRequest<'r> for Host {
 
         // Get host
         let host = if CONFIG.domain_set() {
-            // Remove trailing slash if it exists since we're getting a host
-            CONFIG.domain().trim_end_matches('/').to_string()
+            CONFIG.domain()
         } else if let Some(referer) = headers.get_one("Referer") {
             referer.to_string()
         } else {