Rollup merge of rust-lang#103855 - notriddle:notriddle/mobile-item-table, r=GuillaumeGomez

rustdoc: simplify mobile item-table CSS

Using flexbox in column direction is needlessly complicated, since no special flex powers are being used here. Just use regular block layout.

This should result in no visible changes.

Author: Dylan-DPC

src/librustdoc/html/static/css/rustdoc.css

@@ -1870,16 +1870,9 @@ in storage.js
 	}
 
 	/* Display an alternating layout on tablets and phones */
-	.item-table {
+	.item-table, .item-row, .item-left, .item-right {
 		display: block;
 	}
-	.item-row {
-		display: flex;
-		flex-flow: column wrap;
-	}
-	.item-left, .item-right {
-		width: 100%;
-	}
 
 	/* Display an alternating layout on tablets and phones */
 	.search-results > a {