Update src/main/thrift/parquet.thrift

Co-authored-by: mwish <[email protected]>

src/main/thrift/parquet.thrift

@@ -1055,7 +1055,7 @@ struct ColumnIndex {
   /** 
     * Repetition and definition level histograms for the pages.  
     *
-    * This contains some redundancy with null_counts, however, to accommodate  the
+    * This contains some redundancy with null_counts, however, to accommodate the
     * widest range of readers both should be populated.
    **/
   6: optional list<RepetitionDefinitionLevelHistogram> repetition_definition_level_histograms;