Update on "[ET-VK] double, short, and uint16 dtype runtime support"

Creating support for double, short, and uint16 for quantization ops. Registering the short keyword since theres already support.

Also changing the cpu implementation to support half

Differential Revision: [D75959063](https://our.internmc.facebook.com/intern/diff/D75959063/)

[ghstack-poisoned]

Author: morelos

backends/vulkan/runtime/graph/ops/glsl/arange.yaml

@@ -7,7 +7,7 @@
 arange:
   parameter_names_with_default_values:
     NDIM: 3
-    DTYPE: int
+    DTYPE: int32
     STORAGE: texture3d
     PACKING: C_packed
   generate_variant_forall:

backends/vulkan/runtime/graph/ops/glsl/unary_op.yaml

@@ -17,7 +17,7 @@ unary_op:
       OPERATOR: clamp(X, A, B)
     - NAME: clamp_int32
       OPERATOR: clamp(X, A, B)
-      DTYPE: int
+      DTYPE: int32
     - NAME: cos
       OPERATOR: cos(X)
     - NAME: exp

backends/vulkan/tools/gpuinfo/glsl/warp_size.yaml

@@ -6,7 +6,7 @@
 
 warp_size:
   parameter_names_with_default_values:
-    DTYPE: int
+    DTYPE: int32
     STORAGE: buffer
   generate_variant_forall:
     METHOD: