Add new Gemini model IDs to OpenAIChatCompletionExtra

Author: peterbanda

openai-core/src/main/scala/io/cequence/openaiscala/service/OpenAIChatCompletionExtra.scala

@@ -203,9 +203,12 @@ object OpenAIChatCompletionExtra {
     ModelId.o1_2024_12_17,
     ModelId.o1_pro,
     ModelId.o1_pro_2025_03_19,
+    NonOpenAIModelId.gemini_2_5_pro_preview_05_06,
     NonOpenAIModelId.gemini_2_5_pro_preview_03_25,
     NonOpenAIModelId.gemini_2_5_pro_exp_03_25,
+    NonOpenAIModelId.gemini_2_5_flash_preview_05_20,
     NonOpenAIModelId.gemini_2_5_flash_preview_04_17,
+    NonOpenAIModelId.gemini_2_5_flash_preview_04_17_thinking,
     NonOpenAIModelId.gemini_2_0_flash,
     NonOpenAIModelId.gemini_2_0_flash_001,
     NonOpenAIModelId.gemini_2_0_pro_exp_02_05,