patch 8.2.3930: getcmdline() argument has a misleading type

Problem:    getcmdline() argument has a misleading type.
Solution:   Use the correct type, even though the value is not used.
diff --git a/src/normal.c b/src/normal.c
index f925aa1..165b185 100644
--- a/src/normal.c
+++ b/src/normal.c
@@ -4388,7 +4388,7 @@
 
     // When using 'incsearch' the cursor may be moved to set a different search
     // start position.
-    cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0, TRUE);
+    cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0, 0);
 
     if (cap->searchbuf == NULL)
     {