Update base for Update on "[ET-VK] Add support for binary symint ops"

## Changes

* Add an implementation for binary operators which add symbolic integers.

## Motivation

Support executing llama models with dynamic shapes. This operator shows up when exporting with dynamic shapes.

Differential Revision: [D75238029](https://our.internmc.facebook.com/intern/diff/D75238029/)

[ghstack-poisoned]

Author: SS-JIA

backends/vulkan/test/vulkan_compute_api_test.cpp

@@ -1660,9 +1660,8 @@ TEST(VulkanComputeGraphTest, test_simple_shared_objects_with_resize) {
   for (auto& new_sizes : new_sizes_list) {
     graph.get_tensor(a.value)->virtual_resize(new_sizes);
     graph.get_tensor(b.value)->virtual_resize(new_sizes);
-    graph.get_tensor(c)->virtual_resize(new_sizes);
     graph.get_tensor(d.value)->virtual_resize(new_sizes);
-    graph.get_tensor(e)->virtual_resize(new_sizes);
+    graph.propagate_resize();
 
     float val_a = new_sizes[1] + 4.0f;
     float val_b = new_sizes[2] + 1.5f;