style: remove duplicate table style.

uiwjs/react-md-editor#391

Author: jaywcjlove

src/styles/markdown.less

@@ -422,14 +422,6 @@ body[data-color-mode*='light'] {
     font-weight: 600;
     line-height: 1.25;
   }
-  table {
-    border-spacing: 0;
-    border-collapse: collapse;
-    display: block;
-    width: max-content;
-    max-width: 100%;
-    overflow: auto;
-  }
 
   td,
   th {