fix: revert llm info changes (see 7937)

Author: RomneyDa

packages/llm-info/src/providers/xAI.ts

@@ -7,60 +7,6 @@ export const xAI: ModelProvider = {
       displayName: "Grok Beta",
       contextLength: 128000,
       recommendedFor: ["chat"],
-      regex: /grok-beta/,
-    },
-    {
-      model: "grok-2",
-      displayName: "Grok 2",
-      contextLength: 131072,
-      recommendedFor: ["chat"],
-      regex: /grok-2/,
-    },
-    {
-      model: "grok-3-mini",
-      displayName: "Grok 3 Mini",
-      contextLength: 131072,
-      maxCompletionTokens: 8000,
-      recommendedFor: ["chat"],
-      regex: /grok-3-mini/,
-    },
-    {
-      model: "grok-3",
-      displayName: "Grok 3",
-      contextLength: 131072,
-      recommendedFor: ["chat"],
-      regex: /grok-3/,
-    },
-    {
-      model: "grok-4-fast-reasoning",
-      displayName: "Grok 4 Fast Reasoning",
-      contextLength: 2000000,
-      maxCompletionTokens: 30000,
-      recommendedFor: ["chat"],
-      regex: /grok-4-fast-reasoning/,
-    },
-    {
-      model: "grok-4-fast-non-reasoning",
-      displayName: "Grok 4 Fast Non-Reasoning",
-      contextLength: 2000000,
-      maxCompletionTokens: 30000,
-      recommendedFor: ["chat"],
-      regex: /grok-4-fast-non-reasoning/,
-    },
-    {
-      model: "grok-4",
-      displayName: "Grok 4 Fast",
-      contextLength: 256000,
-      recommendedFor: ["chat"],
-      regex: /grok-4/,
-    },
-    {
-      model: "grok-code-fast-1",
-      displayName: "Grok Code Fast 1",
-      contextLength: 256000,
-      maxCompletionTokens: 10000,
-      recommendedFor: ["chat"],
-      regex: /grok-code-fast-1/,
     },
   ],
   id: "xAI",