fix: add blank row between Approved and Pending sections on Connect

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: gitcoder89431

internal/screens/connections.go

@@ -228,7 +228,7 @@ func (c Connections) View(width, height int) string {
 		rows = append(rows, c.deviceRow(dev, isLocal, i == c.approvedCursor, width))
 	}
 
-	rows = append(rows, c.sectionHeader("Pending", width))
+	rows = append(rows, "", c.sectionHeader("Pending", width))
 
 	if len(c.pending) == 0 {
 		msg := "No pending devices"