fix leaderboard width with odd number of entries

Author: danthe1st

src/main/java/net/javadiscord/javabot/systems/user_commands/leaderboard/QOTWLeaderboardSubcommand.java

@@ -165,7 +165,7 @@ private void drawUserCard(@NotNull Graphics2D g2d, @NotNull Member member, QOTWP
 
 		List<Pair<QOTWAccount, Member>> topMembers = pointsService.getTopMembers(DISPLAY_COUNT, guild);
 		int height = (logo.getHeight() + MARGIN * 3) +
-				(ImageGenerationUtils.getResourceImage("assets/images/LeaderboardUserCard.png").getHeight() + MARGIN) * (Math.min(DISPLAY_COUNT, topMembers.size()) / 2) + MARGIN;
+				(ImageGenerationUtils.getResourceImage("assets/images/LeaderboardUserCard.png").getHeight() + MARGIN) * ((int)Math.ceil(Math.min(DISPLAY_COUNT, topMembers.size()) / 2f)) + MARGIN;
 		BufferedImage image = new BufferedImage(WIDTH, height, BufferedImage.TYPE_INT_RGB);
 		Graphics2D g2d = image.createGraphics();
 		try {