Remove duplicate code block introduced with commit c3a15cb3 (#36465)

Closes #36464

Signed-off-by: Johannes Knutsen <johannes@knutsen.me>

services/src/main/java/org/keycloak/connections/httpclient/HttpClientBuilder.java

@@ -274,10 +274,6 @@ public class HttpClientBuilder {
 
             if (disableCookies) builder.disableCookieManagement();
 
-            if (!reuseConnections) {
-                builder.setConnectionReuseStrategy(new NoConnectionReuseStrategy());
-            }
-
             return builder.build();
         } catch (Exception e) {
             throw new RuntimeException(e);