[NFC] Test commit. Please ignore.

As a test commit I fixed a misspelling in one of comments in SLP
vectorizer.

Author: ebrevnov

llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp

@@ -567,7 +567,7 @@ class BoUpSLP {
 
   /// Construct a vectorizable tree that starts at \p Roots, ignoring users for
   /// the purpose of scheduling and extraction in the \p UserIgnoreLst taking
-  /// into account (anf updating it, if required) list of externally used
+  /// into account (and updating it, if required) list of externally used
   /// values stored in \p ExternallyUsedValues.
   void buildTree(ArrayRef<Value *> Roots,
                  ExtraValueToDebugLocsMap &ExternallyUsedValues,