feat: Implement MistralCloud Chat & Embeddings nodes (#8239)

Signed-off-by: Oleg Ivaniv <me@olegivaniv.com>
Co-authored-by: Michael Kret <michael.k@radency.com>

packages/@n8n/nodes-langchain/package.json

@@ -31,6 +31,7 @@
       "dist/credentials/GooglePalmApi.credentials.js",
       "dist/credentials/HuggingFaceApi.credentials.js",
       "dist/credentials/MotorheadApi.credentials.js",
+      "dist/credentials/MistralCloudApi.credentials.js",
       "dist/credentials/OllamaApi.credentials.js",
       "dist/credentials/PineconeApi.credentials.js",
       "dist/credentials/QdrantApi.credentials.js",
@@ -54,11 +55,13 @@
       "dist/nodes/embeddings/EmbeddingsAwsBedrock/EmbeddingsAwsBedrock.node.js",
       "dist/nodes/embeddings/EmbeddingsGooglePalm/EmbeddingsGooglePalm.node.js",
       "dist/nodes/embeddings/EmbeddingsHuggingFaceInference/EmbeddingsHuggingFaceInference.node.js",
+      "dist/nodes/embeddings/EmbeddingsMistralCloud/EmbeddingsMistralCloud.node.js",
       "dist/nodes/embeddings/EmbeddingsOpenAI/EmbeddingsOpenAi.node.js",
       "dist/nodes/llms/LMChatAnthropic/LmChatAnthropic.node.js",
       "dist/nodes/llms/LmGooglePalm/LmGooglePalm.node.js",
       "dist/nodes/llms/LmChatAwsBedrock/LmChatAwsBedrock.node.js",
       "dist/nodes/llms/LmChatGooglePalm/LmChatGooglePalm.node.js",
+      "dist/nodes/llms/LmChatMistralCloud/LmChatMistralCloud.node.js",
       "dist/nodes/llms/LMChatOllama/LmChatOllama.node.js",
       "dist/nodes/llms/LMChatOpenAi/LmChatOpenAi.node.js",
       "dist/nodes/llms/LMOpenAi/LmOpenAi.node.js",
@@ -118,6 +121,8 @@
     "@getzep/zep-js": "0.9.0",
     "@google-ai/generativelanguage": "0.2.1",
     "@huggingface/inference": "2.6.4",
+    "@langchain/core": "0.1.8",
+    "@langchain/mistralai": "0.0.6",
     "@n8n/vm2": "3.9.20",
     "@pinecone-database/pinecone": "1.1.2",
     "@qdrant/js-client-rest": "1.7.0",