Cherry pick Extract method to drive PageIterator -> RecordReader to active_release

[alamb]

Automatic cherry-pick of ab48e69

• Originally appeared in Extract method to drive PageIterator -> RecordReader #1031: Extract method to drive PageIterator -> RecordReader

[codecov-commenter]

Codecov Report

Merging #1056 (6cd101c) into active_release (7a0bca3) will decrease coverage by 0.00%.
The diff coverage is 93.75%.

@@                Coverage Diff                 @@
##           active_release    #1056      +/-   ##
==================================================
- Coverage           82.38%   82.37%   -0.01%     
==================================================
  Files                 168      168              
  Lines               49133    49124       -9     
==================================================
- Hits                40476    40464      -12     
- Misses               8657     8660       +3     

Impacted Files	Coverage Δ
parquet/src/arrow/array_reader.rs	76.75% <93.75%> (-0.10%)	⬇️
parquet/src/schema/printer.rs	72.47% <0.00%> (-0.55%)	⬇️
parquet/src/encodings/encoding.rs	93.52% <0.00%> (-0.20%)	⬇️
parquet/src/arrow/arrow_array_reader.rs	77.87% <0.00%> (-0.15%)	⬇️

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