Use consistent/modern code formatting for dbl ptrs
diff --git a/jcparam.c b/jcparam.c
index 544127e..18b2d48 100644
--- a/jcparam.c
+++ b/jcparam.c
@@ -34,7 +34,7 @@
  * are limited to 1..255 for JPEG baseline compatibility.
  */
 {
-  JQUANT_TBL ** qtblptr;
+  JQUANT_TBL **qtblptr;
   int i;
   long temp;