Fixing spacing

Co-authored-by: Andrei Dulvac <dulvac@apache.org>
diff --git a/src/main/java/org/apache/sling/testing/clients/SlingClient.java b/src/main/java/org/apache/sling/testing/clients/SlingClient.java
index 928f854..24858af 100644
--- a/src/main/java/org/apache/sling/testing/clients/SlingClient.java
+++ b/src/main/java/org/apache/sling/testing/clients/SlingClient.java
@@ -604,7 +604,7 @@
      *
      * @param userId   the user to impersonate. A <code>null</code> value clears impersonation
      */
-    public SlingClient impersonate(String userId)  {
+    public SlingClient impersonate(String userId) {
         BasicClientCookie c = new BasicClientCookie(getSudoCookieName(), "\"" + userId + "\"");
         c.setPath("/");
         c.setDomain(getUrl().getHost());