patch 8.0.0387: compiler warnings

Problem:    compiler warnings
Solution:   Add type casts. (Christian Brabandt)
diff --git a/src/version.c b/src/version.c
index c99c368..a0396d1 100644
--- a/src/version.c
+++ b/src/version.c
@@ -765,6 +765,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    387,
+/**/
     386,
 /**/
     385,