patch 9.0.1022: suspend test fails on Mac OS when suspending Vim

Problem:    Suspend test fails on Mac OS when suspending Vim.
Solution:   Make 'keyprotocol' empty.
diff --git a/src/version.c b/src/version.c
index 10e56c1..d4a3b1b 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1022,
+/**/
     1021,
 /**/
     1020,