Issue #3444344 by VinmayiSwamy, Utkarsh_33, Gauravvvv, Mithun S, kd_ace,...

Issue #3444344 by VinmayiSwamy, Utkarsh_33, Gauravvvv, Mithun S, kd_ace, smustgrave, mradcliffe, bnjmnm, jvest, xjm, idebr, quietone: Claro: Autocomplete dropdown bleeds through sticky table header

(cherry picked from commit e2d82428)

core/themes/claro/css/components/tableselect.css

@@ -130,3 +130,7 @@ tr.selected td {
     width: auto;
   }
 }
+
+.ui-autocomplete {
+  z-index: 501;
+}

core/themes/claro/css/components/tableselect.pcss.css

@@ -116,3 +116,7 @@ tr.selected td {
     width: auto;
   }
 }
+
+.ui-autocomplete {
+  z-index: 501;
+}