fix: Restore GPT_4o_2024_11_20 model in NDLLMProviders enum

- Re-added GPT_4o_2024_11_20 model definition to the NDLLMProviders enum in providers.py.
- Ensured consistency in model references across the file.

Author: dragos199993

notdiamond/llms/providers.py

@@ -19,7 +19,6 @@ class NDLLMProviders(Enum):
         GPT_4_TURBO_2024_04_09 (NDLLMProvider): refers to 'gpt-4-turbo-2024-04-09' model by OpenAI
         GPT_4o_2024_05_13 (NDLLMProvider): refers to 'gpt-4o-2024-05-13' model by OpenAI
         GPT_4o_2024_08_06 (NDLLMProvider): refers to 'gpt-4o-2024-08-06' model by OpenAI
-        GPT_4o_2024_11_20 (NDLLMProvider): refers to 'gpt-4o-2024-11-20' model by OpenAI
         GPT_4o (NDLLMProvider): refers to 'gpt-4o' model by OpenAI
         GPT_4o_MINI_2024_07_18 (NDLLMProvider): refers to 'gpt-4o-mini-2024-07-18' model by OpenAI
         GPT_4o_MINI (NDLLMProvider): refers to 'gpt-4o-mini' model by OpenAI
@@ -30,6 +29,7 @@ class NDLLMProviders(Enum):
         GPT_4_1_MINI_2025_04_14 (NDLLMProvider): refers to 'gpt-4.1-mini-2025-04-14' model by OpenAI
         GPT_4_1_NANO (NDLLMProvider): refers to 'gpt-4.1-nano' model by OpenAI
         GPT_4_1_NANO_2025_04_14 (NDLLMProvider): refers to 'gpt-4.1-nano-2025-04-14' model by OpenAI
+        GPT_4o_2024_11_20 (NDLLMProvider): refers to 'gpt-4o-2024-11-20' model by OpenAI
 
         CLAUDE_2_1 (NDLLMProvider): refers to 'claude-2.1' model by Anthropic
         CLAUDE_3_OPUS_20240229 (NDLLMProvider): refers to 'claude-3-opus-20240229' model by Anthropic
@@ -104,7 +104,6 @@ class NDLLMProviders(Enum):
     GPT_4_TURBO_2024_04_09 = ("openai", "gpt-4-turbo-2024-04-09")
     GPT_4o_2024_05_13 = ("openai", "gpt-4o-2024-05-13")
     GPT_4o_2024_08_06 = ("openai", "gpt-4o-2024-08-06")
-    GPT_4o_2024_11_20 = ("openai", "gpt-4o-2024-11-20")
     GPT_4o = ("openai", "gpt-4o")
     GPT_4o_MINI_2024_07_18 = ("openai", "gpt-4o-mini-2024-07-18")
     GPT_4o_MINI = ("openai", "gpt-4o-mini")
@@ -116,6 +115,7 @@ class NDLLMProviders(Enum):
     GPT_4_1_NANO = ("openai", "gpt-4.1-nano")
     GPT_4_1_NANO_2025_04_14 = ("openai", "gpt-4.1-nano-2025-04-14")
     CHATGPT_4o_LATEST = ("openai", "chatgpt-4o-latest")
+    GPT_4o_2024_11_20 = ("openai", "gpt-4o-2024-11-20")
 
     CLAUDE_2_1 = ("anthropic", "claude-2.1")
     CLAUDE_3_OPUS_20240229 = ("anthropic", "claude-3-opus-20240229")