Update README.md

Signed-off-by: Baikun <xzcheng@zd-tech.com.cn>
Change-Id: If6e0e7f8d8380b28d6f9f14de0c4f0daffe2fe87
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 KunlunBMC IPMI OEM support library
 
-This component is intended to provide Kunlun-specific IPMI command handlers for OpenBMC. These handlers are intended to integrate Kunlun OpenBMC with servers based on X86,MIPS,AARCH64 architectures .
+This component is intended to provide Kunlun-specific IPMI command handlers for OpenBMC. These handlers are intended to integrate Kunlun OpenBMC with servers based on X86,MIPS,AARCH64,Loongarch architectures .