patch 9.0.0066: switching window uneccarily when getting buffer options

Problem:    Switching window uneccarily when getting buffer options.
Solution:   Do not switch window when getting buffer options. (closes #10767)
diff --git a/src/version.c b/src/version.c
index 364a071..3b0f70e 100644
--- a/src/version.c
+++ b/src/version.c
@@ -736,6 +736,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    66,
+/**/
     65,
 /**/
     64,