Apply suggestions from code review

Co-authored-by: Fokko Driesprong <fokko@apache.org>

Author: emkornfield

Encodings.md

@@ -62,7 +62,7 @@ Dictionary page format: the entries in the dictionary using the [plain](#PLAIN)
 Data page format: the bit width used to encode the entry ids stored as 1 byte (max bit width = 32),
 followed by the values encoded using RLE/Bit packed described above (with the given bit width).
 
-Using the PLAIN_DICTIONARY enum value is deprecated. Prefer using RLE_DICTIONARY
+Using the `PLAIN_DICTIONARY` enum value is deprecated, prefer using `RLE_DICTIONARY`.
 in a data page and PLAIN in a dictionary page for new Parquet files.
 
 <a name="RLE"></a>

src/main/thrift/parquet.thrift

@@ -720,7 +720,7 @@ struct DictionaryPageHeader {
  * `DataPageHeader` (in particular the original header might provide better compression 
  * in some scenarios). Page indexes require pages start and end at row boundaries regardless of which
  * page header is used.
- * https://parquet.apache.org/docs/file-format/implementationstatus/  tracks the implementation of readers and 
+ * https://parquet.apache.org/docs/file-format/implementationstatus/ tracks the implementation of readers and 
  * writers that support this page format. 
  **/
 struct DataPageHeaderV2 {