Fix log level error and typos (#7942) (#7943)

pulsar-client/src/main/java/org/apache/pulsar/client/util/TypeCheckUtil.java

@@ -26,7 +26,7 @@ public class TypeCheckUtil {
     public static <T> T checkType(Object o, Class<T> clazz) {
         if (!clazz.isInstance(o)) {
             throw new RuntimeException(
-                    String.format("Invalid object type '%s' when exepcting '%s'", o.getClass().getName(), clazz.getName()));
+                    String.format("Invalid object type '%s' when expecting '%s'", o.getClass().getName(), clazz.getName()));
         }
         return (T) o;
     }

pulsar-discovery-service/src/main/java/org/apache/pulsar/discovery/service/web/DiscoveryServiceServlet.java

@@ -149,7 +149,7 @@ public class DiscoveryServiceServlet extends HttpServlet {
                 location.append('?').append(request.getQueryString());
             }
             if (log.isDebugEnabled()) {
-                log.info("Redirecting to {}", location);
+                log.debug("Redirecting to {}", location);
             }
 
             response.setStatus(HttpServletResponse.SC_TEMPORARY_REDIRECT);