3.3.0 fix

teachcloud-common/src/main/java/com/qmth/teachcloud/common/util/HtmlToPdfUtil.java

@@ -54,7 +54,7 @@ public class HtmlToPdfUtil {
         cmd.append("  --margin-bottom 0 ");
         cmd.append("  --margin-left 0 ");
         cmd.append("  --margin-right 0 ");
-        cmd.append("  --dpi 200 ");
+        cmd.append("  --dpi 192 ");
 
         cmd.append(srcPath);
         cmd.append(" ");