refactor(material/list): list item truncates on narrow screen widths

Updates the padding for the previous fix to Angular Components List
component for the list item truncating on narrow screen widths.

Fixes b/291296866

src/material/list/list.scss

@@ -177,7 +177,7 @@ a.mdc-list-item--activated {
 .mat-mdc-list-item.mdc-list-item--with-three-lines,
 .mat-mdc-list-item.mdc-list-item--with-two-lines {
   height: auto;
-  padding: 13px;
+  padding-bottom: 13px;
   // List item lines must wrap according to GAR 1.18(b). Removing the nowrap and
   // adjusts .mat-mdc-list-item-title.mdc-list-item__primary-text height
   // to accommodate any wrapping text. Fixes: b/247881646.