[NFC][RISCV] Fix failed test caused by #71141

Author: sunshaoce

llvm/test/MC/RISCV/rvv/xsfvfnrclip.s

@@ -11,23 +11,23 @@
 sf.vfnrclip.xu.f.qf v4, v8, fa2
 # CHECK-INST: sf.vfnrclip.xu.f.qf v4, v8, fa2
 # CHECK-ENCODING: [0x5b,0x52,0x86,0x8a]
-# CHECK-ERROR: instruction requires the following: 'XSfvfnrclipxfqf' (FP32-to-int8 Ranged Clip Instructions)
+# CHECK-ERROR: instruction requires the following: 'XSfvfnrclipxfqf' (SiFive FP32-to-int8 Ranged Clip Instructions)
 # CHECK-UNKNOWN: 5b 52 86 8a <unknown>
 
 sf.vfnrclip.xu.f.qf v4, v8, fa2, v0.t
 # CHECK-INST: sf.vfnrclip.xu.f.qf v4, v8, fa2
 # CHECK-ENCODING: [0x5b,0x52,0x86,0x88]
-# CHECK-ERROR: instruction requires the following: 'XSfvfnrclipxfqf' (FP32-to-int8 Ranged Clip Instructions)
+# CHECK-ERROR: instruction requires the following: 'XSfvfnrclipxfqf' (SiFive FP32-to-int8 Ranged Clip Instructions)
 # CHECK-UNKNOWN: 5b 52 86 88 <unknown>
 
 sf.vfnrclip.x.f.qf v4, v8, fa2
 # CHECK-INST: sf.vfnrclip.x.f.qf v4, v8, fa2
 # CHECK-ENCODING: [0x5b,0x52,0x86,0x8e]
-# CHECK-ERROR: instruction requires the following: 'XSfvfnrclipxfqf' (FP32-to-int8 Ranged Clip Instructions)
+# CHECK-ERROR: instruction requires the following: 'XSfvfnrclipxfqf' (SiFive FP32-to-int8 Ranged Clip Instructions)
 # CHECK-UNKNOWN: 5b 52 86 8e <unknown>
 
 sf.vfnrclip.x.f.qf v4, v8, fa2, v0.t
 # CHECK-INST: sf.vfnrclip.x.f.qf v4, v8, fa2
 # CHECK-ENCODING: [0x5b,0x52,0x86,0x8c]
-# CHECK-ERROR: instruction requires the following: 'XSfvfnrclipxfqf' (FP32-to-int8 Ranged Clip Instructions)
+# CHECK-ERROR: instruction requires the following: 'XSfvfnrclipxfqf' (SiFive FP32-to-int8 Ranged Clip Instructions)
 # CHECK-UNKNOWN: 5b 52 86 8c <unknown>