Fixed the documentation issue for 'OneHotHashEncoding' method. (#3528)

Author: zeahmed

src/Microsoft.ML.Transforms/CategoricalCatalog.cs

@@ -114,21 +114,20 @@ internal static OneHotEncodingEstimator OneHotEncoding(this TransformsCatalog.Ca
  /// Create a <see cref="OneHotHashEncodingEstimator"/>, which converts a text column specified by <paramref name="inputColumnName"/>
  /// into a hash-based one-hot encoded vector column named <paramref name="outputColumnName"/>.
  /// </summary>
- /// <param name="catalog">The transform catalog</param>
+ /// <param name="catalog">The transform catalog.</param>
  /// <param name="outputColumnName">Name of the column resulting from the transformation of <paramref name="inputColumnName"/>.
  /// This column's data type will be a vector of <see cref="System.Single"/> if <paramref name="outputKind"/> is
  /// <see cref="OneHotEncodingEstimator.OutputKind.Bag"/>, <see cref="OneHotEncodingEstimator.OutputKind.Indicator"/>, and <see cref="OneHotEncodingEstimator.OutputKind.Binary"/>.
  /// If <paramref name="outputKind"/> is <see cref="OneHotEncodingEstimator.OutputKind.Key"/>, this column's data type will be a key in the case of a scalar input column
- /// or a vector of keys in the case of a vector input column.
+ /// or a vector of keys in the case of a vector input column. </param>
  /// <param name="inputColumnName">Name of column to transform. If set to <see langword="null"/>, the value of the <paramref name="outputColumnName"/> will be used as source.
  /// This column's data type can be scalar or vector of numeric, text, boolean, <see cref="System.DateTime"/> or <see cref="System.DateTimeOffset"/>.</param>
  /// <param name="outputKind">The conversion mode.</param>
  /// <param name="numberOfBits">Number of bits to hash into. Must be between 1 and 30, inclusive.</param>
  /// <param name="seed">Hashing seed.</param>
  /// <param name="useOrderedHashing">Whether the position of each term should be included in the hash.</param>
  /// <param name="maximumNumberOfInverts">During hashing we constuct mappings between original values and the produced hash values.
- /// Text representation of original values are stored in the slot names of the metadata for the new column.Hashing,
- /// as such, can map many initial values to one.</param>
+ /// Text representation of original values are stored in the slot names of the metadata for the new column.Hashing, as such, can map many initial values to one.
  /// <paramref name="maximumNumberOfInverts"/> specifies the upper bound of the number of distinct input values mapping to a hash that should be retained.
  /// <value>0</value> does not retain any input values. <value>-1</value> retains all input values mapping to each hash.</param>
  /// <example>