[DAG] Fix some missing formatting when I rewrote the SUB(MAX,MIN) -> ABD patterns. NFC.

Author: RKSimon

llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp

@@ -4024,13 +4024,13 @@ SDValue DAGCombiner::visitSUB(SDNode *N) {
   }
 
   // smax(a,b) - smin(a,b) --> abds(a,b)
-  if (hasOperation(ISD::ABDS, VT)  && 
+  if (hasOperation(ISD::ABDS, VT) &&
       sd_match(N0, m_SMax(m_Value(A), m_Value(B))) &&
       sd_match(N1, m_SMin(m_Specific(A), m_Specific(B))))
     return DAG.getNode(ISD::ABDS, DL, VT, A, B);
 
   // umax(a,b) - umin(a,b) --> abdu(a,b)
-  if (hasOperation(ISD::ABDU, VT)  && 
+  if (hasOperation(ISD::ABDU, VT) &&
       sd_match(N0, m_UMax(m_Value(A), m_Value(B))) &&
       sd_match(N1, m_UMin(m_Specific(A), m_Specific(B))))
     return DAG.getNode(ISD::ABDU, DL, VT, A, B);