Use APInt::getAllOnes instead of APInt::getAllOnesValue (NFC)

Note that getAllOnesValue has been soft-deprecated in favor of
getAllOnes.
diff --git a/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp b/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
index ad3a88a..6d579c5 100644
--- a/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
@@ -7374,7 +7374,7 @@
   APInt AllOneMantissa = APFloat::getLargest(Semantics).bitcastToAPInt() & ~Inf;
   APInt QNaNBitMask =
       APInt::getOneBitSet(BitSize, AllOneMantissa.getActiveBits() - 1);
-  APInt InvertionMask = APInt::getAllOnesValue(DstTy.getScalarSizeInBits());
+  APInt InvertionMask = APInt::getAllOnes(DstTy.getScalarSizeInBits());
 
   auto SignBitC = MIRBuilder.buildConstant(IntTy, SignBit);
   auto ValueMaskC = MIRBuilder.buildConstant(IntTy, ValueMask);