[NFC][VPlan] Correct two typos in comments.

Author: paulwalker-arm

llvm/lib/Transforms/Vectorize/VPlan.h

@@ -2042,7 +2042,7 @@ class VPBlendRecipe : public VPSingleDefRecipe {
 public:
   /// The blend operation is a User of the incoming values and of their
   /// respective masks, ordered [I0, M0, I1, M1, I2, M2, ...]. Note that M0 can
-  /// be ommited (implied by passing an odd number of operands) in which case
+  /// be omitted (implied by passing an odd number of operands) in which case
   /// all other incoming values are merged into it.
   VPBlendRecipe(PHINode *Phi, ArrayRef<VPValue *> Operands)
       : VPSingleDefRecipe(VPDef::VPBlendSC, Operands, Phi, Phi->getDebugLoc()) {

llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp

@@ -914,7 +914,7 @@ static void simplifyRecipe(VPRecipeBase &R, VPTypeAnalysis &TypeInfo) {
     if (Blend->isNormalized())
       return;
 
-    // Normalize the blend so its first incomming value is used as the initial
+    // Normalize the blend so its first incoming value is used as the initial
     // value with the others blended into it.
 
     unsigned StartIndex = 0;