TRT support for MAISI (#701)

### Description
TRT optimization support for MAISI. 
Depends on Project-MONAI/MONAI#8153

To successfully export MAISI, either 24.11 PyTorch container (or latest
public Torch nightly) is needed, or this patch needs to be applied to
24.10-based container:

```
--- /usr/local/lib/python3.10/dist-packages/torch/onnx/symbolic_opset14.bak     2024-10-09 01:38:04.920316673 +0000                                                   
+++ /usr/local/lib/python3.10/dist-packages/torch/onnx/symbolic_opset14.py      2024-10-09 01:38:25.228053951 +0000                                                   
@@ -148,7 +148,6 @@                                                                                                                                                   
         is_causal and symbolic_helper._is_none(attn_mask)                                                                                                            
     ), "is_causal and attn_mask cannot be set at the same time"                                                                                                      
                                                                                                                                                                      
-    scale = symbolic_helper._maybe_get_const(scale, "f")                                                                                                             
     if symbolic_helper._is_none(scale):                                                                                                                              
         scale = _attention_scale(g, query)

---------

Signed-off-by: Boris Fomitchev <bfomitchev@nvidia.com>
Signed-off-by: Yiheng Wang <vennw@nvidia.com>
Co-authored-by: Yiheng Wang <vennw@nvidia.com>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

Author: 3 people

models/maisi_ct_generative/configs/inference_trt.json

@@ -0,0 +1,19 @@
+{
+    "+imports": [
+        "$from monai.networks import trt_compile"
+    ],
+    "c_trt_args": {
+        "export_args": {
+            "dynamo": "$False",
+            "report": "$True"
+        },
+        "output_lists": [
+            [
+                -1
+            ],
+            []
+        ]
+    },
+    "controlnet": "$trt_compile(@controlnet_def.to(@device), @trained_controlnet_path, @c_trt_args)",
+    "diffusion_unet": "$trt_compile(@diffusion_unet_def.to(@device), @trained_diffusion_path)"
+}

models/maisi_ct_generative/configs/metadata.json

@@ -1,7 +1,8 @@
 {
     "schema": "https://github.com/Project-MONAI/MONAI-extra-test-data/releases/download/0.8.1/meta_schema_generator_ldm_20240318.json",
-    "version": "0.4.5",
+    "version": "0.4.6",
     "changelog": {
+        "0.4.6": "add TensorRT support",
         "0.4.5": "update README",
         "0.4.4": "update issue for IgniteInfo",
         "0.4.3": "remove download large files, add weights_only when loading weights and add label_dict to large files",