patch 8.0.1008: slow updating of terminal window in Motif

Problem:    Slow updating of terminal window in Motif.
Solution:   Add a timeout to the wait-for-character loop.
diff --git a/src/version.c b/src/version.c
index 7b23a9a..ae7e6ed 100644
--- a/src/version.c
+++ b/src/version.c
@@ -770,6 +770,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1008,
+/**/
     1007,
 /**/
     1006,