fix(mcp): reconnect after OAuth even when server is disabled

Closes anomalyco#33915

Author: MaxAnderson95

packages/opencode/src/mcp/index.ts

@@ -946,7 +946,7 @@ export const layer = Layer.effect(
 
       const mcpConfig = yield* requireMcpConfig(mcpName)
 
-      return yield* createAndStore(mcpName, mcpConfig)
+      return yield* createAndStore(mcpName, { ...mcpConfig, enabled: true })
     })
 
     const removeAuth = Effect.fn("MCP.removeAuth")(function* (mcpName: string) {