fixup! fix typo in test.

Author: topperc

clang/test/Preprocessor/riscv-target-features.c

@@ -61,8 +61,8 @@
 // CHECK-NOT: __riscv_xsfvfwmaccqqq {{.*$}}
 // CHECK-NOT: __riscv_xsfqmaccdod {{.*$}}
 // CHECK-NOT: __riscv_xsfvqmaccqoq {{.*$}}
-// CHECK-NOT: __riscv_sifivecdiscarddlone {{.*$}}
-// CHECK-NOT: __riscv_sifivecflushdlone {{.*$}}
+// CHECK-NOT: __riscv_xsifivecdiscarddlone {{.*$}}
+// CHECK-NOT: __riscv_xsifivecflushdlone {{.*$}}
 // CHECK-NOT: __riscv_xtheadba {{.*$}}
 // CHECK-NOT: __riscv_xtheadbb {{.*$}}
 // CHECK-NOT: __riscv_xtheadbs {{.*$}}