patch 8.2.0907: when using :global clipboard isn't set correctly

Problem:    When using :global clipboard isn't set correctly.
Solution:   Set "clip_unnamed_saved" instead of "clip_unnamed". (Christian
            Brabandt, closes #6203, closes #6198)

src/version.c

@@ -746,6 +746,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    907,
 /**/
     906,
 /**/