patch 8.2.2012: Vim9: confusing error message when using bool wrongly

Problem:    Vim9: confusing error message when using bool wrongly.
Solution:   Mention "Bool" instead of "Special". (closes #7323)
diff --git a/src/version.c b/src/version.c
index 80d2af9..0f0ccda 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2012,
+/**/
     2011,
 /**/
     2010,