patch 8.2.0298: Vim9 script: cannot start command with a string constant

Problem:    Vim9 script: cannot start command with a string constant.
Solution:   Recognize expression starting with '('.
diff --git a/src/version.c b/src/version.c
index aa9ff36..d889ce7 100644
--- a/src/version.c
+++ b/src/version.c
@@ -739,6 +739,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    298,
+/**/
     297,
 /**/
     296,