[GPU] Fix crash in PTL and missing branch for non-i4 weights (#32681)

### Details:
 - Fix crash in PTL and missing branch for non-i4 weights 

### Tickets:
 - *ticket-id*

Author: yeonbok

src/plugins/intel_gpu/src/graph/impls/ocl_v2/moe/moe_gemm_gen_micro.cpp

@@ -66,13 +66,12 @@ JitConstants MoEGemmMicroGenerator::get_jit_constants(const kernel_impl_params&
             jit.make("NUM_GROUPS", scale_shape[2]);
         else
             jit.make("NUM_GROUPS", 1);
-
+        size_t expert_stride = weight_shape.size() == 4 ? (weight_shape[1] * weight_shape[2] * weight_shape[3]) : (weight_shape[1] * weight_shape[2]);
         if (is_u4_i4) {
-            size_t stride = weight_shape.size() == 4 ? (weight_shape[1] * weight_shape[2] * weight_shape[3]) / 2 : (weight_shape[1] * weight_shape[2]) / 2;
-            jit.make("EXPERT_STRIDE", stride);
+            jit.make("EXPERT_STRIDE", expert_stride / 2);
             jit.make("WEIGHT_COMPRESSED_INT4", 1);
         } else {
-            jit.make("EXPERT_STRIDE", (weight_shape[1] * weight_shape[2]));
+            jit.make("EXPERT_STRIDE", expert_stride);
         }
         if (!cfg.is_weight_symmetric_quantized)
             jit.make("WEIGHT_ZP_DT", to_ocl_type(data_types::f16));

src/plugins/intel_gpu/src/plugin/transformations_pipeline.cpp

@@ -405,7 +405,7 @@ void TransformationsPipeline::apply(std::shared_ptr<ov::Model> func) {
                 // Currently moe op is only supported by >= xe2
                 auto& engine = m_context->get_engine();
                 const auto& info = engine.get_device_info();
-                return (info.arch != cldnn::gpu_arch::xe2) && (info.arch != cldnn::gpu_arch::xe2);
+                return (info.arch != cldnn::gpu_arch::xe2) && (info.arch != cldnn::gpu_arch::xe3);
             });
             bool is_pa = false;
             for (const auto& op : func->get_ops()) {