Fix input group read out from table to nothing. (#8003)

Author: ryuyu

src/Bootstrap/dist/css/bootstrap.css

@@ -8,7 +8,7 @@
 // -------------------------
 .input-group {
   position: relative; // For dropdowns
-  display: table;
+  display: table-row;
   border-collapse: separate; // prevent input groups from inheriting border styles from table cells when placed within a table
 
   // Undo padding and float of grid classes