fixup! Use G_REMUW in insrucion-select test.

Author: topperc

llvm/test/CodeGen/RISCV/GlobalISel/instruction-select/alu_m-rv64.mir

@@ -91,12 +91,12 @@ body:             |
     ; RV64I-NEXT: {{  $}}
     ; RV64I-NEXT: [[COPY:%[0-9]+]]:gpr = COPY $x10
     ; RV64I-NEXT: [[COPY1:%[0-9]+]]:gpr = COPY $x11
-    ; RV64I-NEXT: [[REMU:%[0-9]+]]:gpr = REMU [[COPY]], [[COPY1]]
-    ; RV64I-NEXT: $x10 = COPY [[REMU]]
+    ; RV64I-NEXT: [[REMUW:%[0-9]+]]:gpr = REMUW [[COPY]], [[COPY1]]
+    ; RV64I-NEXT: $x10 = COPY [[REMUW]]
     ; RV64I-NEXT: PseudoRET implicit $x10
     %0:gprb(s64) = COPY $x10
     %1:gprb(s64) = COPY $x11
-    %2:gprb(s64) = G_UREM %0, %1
+    %2:gprb(s64) = G_REMUW %0, %1
     $x10 = COPY %2(s64)
     PseudoRET implicit $x10