fix and enable collapsible_if lint

Signed-off-by: June Strawberry <june@vern.cc>

src/service/uiaa/mod.rs

@@ -117,16 +117,16 @@ pub async fn try_auth(
 			#[cfg(feature = "ldap")]
 			if !password_verified && self.services.server.config.ldap.enable {
 				// Search for user in LDAP to get their DN
-				if let Ok(dns) = self.services.users.search_ldap(&user_id).await {
-					if let Some((user_dn, _is_admin)) = dns.first() {
-						// Try to authenticate with LDAP
-						password_verified = self
-							.services
-							.users
-							.auth_ldap(user_dn, password)
-							.await
-							.is_ok();
-					}
+				if let Ok(dns) = self.services.users.search_ldap(&user_id).await
+					&& let Some((user_dn, _is_admin)) = dns.first()
+				{
+					// Try to authenticate with LDAP
+					password_verified = self
+						.services
+						.users
+						.auth_ldap(user_dn, password)
+						.await
+						.is_ok();
 				}
 			}