patch 8.2.0464: typos and other small problems

Problem:    Typos and other small problems.
Solution:   Fix the typos.  Add missing files to the distribution.
diff --git a/src/version.c b/src/version.c
index 752044c..468443a 100644
--- a/src/version.c
+++ b/src/version.c
@@ -739,6 +739,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    464,
+/**/
     463,
 /**/
     462,