Add gpt 4.5 (FlowiseAI#4100)

Add gpt 4.5

Author: HarshavardhanNetha

packages/components/models.json

@@ -278,6 +278,10 @@
                 {
                     "label": "gpt-4-vision-preview",
                     "name": "gpt-4-vision-preview"
+                },
+                {
+                    "label": "gpt-4.5-preview",
+                    "name": "gpt-4.5-preview"
                 }
             ]
         },
@@ -603,6 +607,10 @@
         {
             "name": "chatOpenAI",
             "models": [
+                {
+                    "label": "gpt-4.5-preview",
+                    "name": "gpt-4.5-preview"
+                },
                 {
                     "label": "gpt-4o-mini (latest)",
                     "name": "gpt-4o-mini"