patch 8.0.1827: compiler warning for signed/unsigned char pointers

Problem:    Compiler warning for signed/unsigned char pointers. (Cesar Romani)
Solution:   Change the type of jv_argv.
diff --git a/src/version.c b/src/version.c
index 0348dc1..1589ed9 100644
--- a/src/version.c
+++ b/src/version.c
@@ -762,6 +762,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1827,
+/**/
     1826,
 /**/
     1825,