[OpenAI.Inference] Adding typespec definitions for DALL-E (#24382)

* Adding typespec definitions for DALL-E

* feedback

* Updating api version.

* size enum

* update

* adding missing error

* Adding open api.

* fixing CI

* fixing 'created' type.

* generated files

* updating examples

* fixes

* proper target

* adding missing examples

* fixes

* fixing examples

* more example updates

* more fixes

* regenerating files

* more fixes

* adding temporary fix

* Link suppress of "union-unsupported" to tracking issue

* tsp format

* feedback

* enum values

* fixing example

* renaming ImageResult to ImageLocation

* rename

* Adding readme

* Adding extra files

* feedback + linter fixes

* generated files

* cleanup

* fixes

* fix

* Update specification/cognitiveservices/OpenAI.Inference/routes.tsp

Co-authored-by: Johan Stenberg (MSFT) <[email protected]>

* feedback

* fixes

* fixing param name

* adding deps

* package dir

* disabling failing emitters

* reenabling csharp

* indenting

* testing java & ts

* disabling back

---------

Co-authored-by: Mike Harder <[email protected]>
Co-authored-by: Johan Stenberg (MSFT) <[email protected]>

Author: 3 people

specification/cognitiveservices/OpenAI.Inference/examples/2022-12-01/completions.json

@@ -0,0 +1,38 @@
+{
+  "operationId": "GetCompletions",
+  "title": "Creates a completion for the provided prompt, parameters and chosen model.",
+  "parameters": {
+    "endpoint": "{endpoint}",
+    "api-version": "2022-12-01",
+    "deploymentId": "<deployment-id>",
+    "body": {
+      "prompt": [
+        "tell me a joke about mango"
+      ],
+      "max_tokens": 32,
+      "temperature": 1.0,
+      "n": 1
+    }
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "id": "cmpl-7QmVI15qgYVllxK0FtxVGG6ywfzaq",
+        "created": 1686617332,
+        "choices": [
+          {
+            "text": "es\n\nWhat do you call a mango who's in charge?\n\nThe head mango.",
+            "index": 0,
+            "finish_reason": "stop",
+            "logprobs": null
+          }
+        ],
+        "usage": {
+          "completion_tokens": 20,
+          "prompt_tokens": 6,
+          "total_tokens": 26
+        }
+      }
+    }
+  }
+}