patch 8.2.4735: quickfix tests can be a bit hard to read

Problem:    Quickfix tests can be a bit hard to read.
Solution:   Use heredoc instead of strings and line continuation. (Yegappan
            Lakshmanan, closes #10145)
diff --git a/src/version.c b/src/version.c
index 5e026de..d287d8d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4735,
+/**/
     4734,
 /**/
     4733,