fix: correct Mistral codestral-latest context window from 256k to 131k

Fixes #9344 - The codestral-latest model had an incorrect context window
of 256,000 tokens when it should be 131,000 according to official Mistral
documentation.

Author: roomote

packages/types/src/providers/mistral.ts

@@ -31,8 +31,8 @@ export const mistralModels = {
 		outputPrice: 2.0,
 	},
 	"codestral-latest": {
-		maxTokens: 256_000,
-		contextWindow: 256_000,
+		maxTokens: 131_000,
+		contextWindow: 131_000,
 		supportsImages: false,
 		supportsPromptCache: false,
 		inputPrice: 0.3,