vim-patch:8.0.1393: too much highlighting with 'hlsearch' and 'incsearch' set

Problem:    Too much highlighting with 'hlsearch' and 'incsearch' set.
Solution:   Do not highlight matches when the pattern matches everything.

6621605eb9

src/nvim/version.c

@@ -104,7 +104,7 @@ static const int included_patches[] = {
   1396,
   // 1395,
   // 1394,
-  // 1393,
+  1393,
   // 1392,
   // 1391,
   // 1390,