Override readIntegers() in RLE ValuesReader to delegate to batch decoder

RunLengthBitPackingHybridValuesReader inherited the default loop from
ValuesReader.readIntegers() which called readInteger() per value.
Delegate to decoder.readInts() which uses Arrays.fill for RLE runs
and System.arraycopy for packed groups (+128% throughput).

Author: iemejia

parquet-column/src/main/java/org/apache/parquet/column/values/rle/RunLengthBitPackingHybridValuesReader.java

@@ -54,6 +54,15 @@ public int readInteger() {
     }
   }
 
+  @Override
+  public void readIntegers(int[] dest, int offset, int count) {
+    try {
+      decoder.readInts(dest, offset, count);
+    } catch (IOException e) {
+      throw new ParquetDecodingException(e);
+    }
+  }
+
   @Override
   public boolean readBoolean() {
     return readInteger() == 0 ? false : true;