patch 9.1.0079: LineNrAbove/Below highlighting wrong on wrapped lines

Problem:  LineNrAbove and LineNrBelow background wrong on wrapped lines.
Solution: Update number column also for wrapped part of a line.
          (zeertzjq)

closes: #13974

Signed-off-by: zeertzjq <zeertzjq@outlook.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/drawscreen.c b/src/drawscreen.c
index 5eb531d..960bd69 100644
--- a/src/drawscreen.c
+++ b/src/drawscreen.c
@@ -2503,7 +2503,7 @@
 #endif
 
 		// Display one line.
-		row = win_line(wp, lnum, srow, wp->w_height, FALSE, &spv);
+		row = win_line(wp, lnum, srow, wp->w_height, 0, &spv);
 
 #ifdef FEAT_FOLDING
 		wp->w_lines[idx].wl_folded = FALSE;
@@ -2550,7 +2550,8 @@
 		    fold_line(wp, fold_count, &win_foldinfo, lnum, row);
 		else
 #endif
-		    (void)win_line(wp, lnum, srow, wp->w_height, TRUE, &spv);
+		    (void)win_line(wp, lnum, srow, wp->w_height,
+					       wp->w_lines[idx].wl_size, &spv);
 	    }
 
 	    // This line does not need to be drawn, advance to the next one.