patch 8.2.4488: build error with +eval but without +channel or +job

Problem:    Build error with +eval but without +channel or +job.
Solution:   Add #ifdef. (John Marriott)
diff --git a/src/version.c b/src/version.c
index 960e18c..3918e74 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4488,
+/**/
     4487,
 /**/
     4486,