Input: fix clear icon overlapping (#11103)

packages/input/src/input.vue

@@ -8,7 +8,7 @@
       'el-input-group--append': $slots.append,
       'el-input-group--prepend': $slots.prepend,
       'el-input--prefix': $slots.prefix || prefixIcon,
-      'el-input--suffix': $slots.suffix || suffixIcon
+      'el-input--suffix': $slots.suffix || suffixIcon || clearable
     }
     ]"
     @mouseenter="hovering = true"