Fixed error in reading fixed len binary from parquet

[jorgecarleitao]

There was an error in using size that resulted in a panic.

[codecov]

Codecov Report

Merging #549 (8749215) into main (e6b6c83) will increase coverage by 0.09%.
The diff coverage is 85.71%.

@@            Coverage Diff             @@
##             main     #549      +/-   ##
==========================================
+ Coverage   81.57%   81.66%   +0.09%     
==========================================
  Files         382      382              
  Lines       23386    23387       +1     
==========================================
+ Hits        19076    19100      +24     
+ Misses       4310     4287      -23     

Impacted Files	Coverage Δ
src/io/parquet/read/fixed_size_binary.rs	75.32% <83.33%> (+24.67%)	⬆️
tests/it/io/parquet/read.rs	98.78% <100.00%> (+0.01%)	⬆️
src/io/ipc/write/common.rs	76.28% <0.00%> (+0.64%)	⬆️
src/bitmap/utils/slice_iterator.rs	94.02% <0.00%> (+1.49%)	⬆️
src/io/avro/read/schema.rs	55.95% <0.00%> (+2.38%)	⬆️

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