patch 9.1.1130: 'listchars' "precedes" is not drawn on Tabs.

Problem:  'listchars' "precedes" is not drawn on Tabs.
Solution: Only draw 'listchars' "precedes" when not skipping over cells.
          (zeertzjq)

fixes: #5927
closes: #16691

Signed-off-by: zeertzjq <zeertzjq@outlook.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/drawline.c b/src/drawline.c
index aabf461..f24e7e0 100644
--- a/src/drawline.c
+++ b/src/drawline.c
@@ -3727,6 +3727,7 @@
 		&& wlv.filler_todo <= 0
 #endif
 		&& wlv.draw_state > WL_NR
+		&& skip_cells <= 0
 		&& c != NUL)
 	{
 	    c = wp->w_lcs_chars.prec;