Changed DataType::FixedSize*(i32) to DataType::FixedSize*(usize)

[simonvandel]

Fixes #525

[codecov]

Codecov Report

Merging #556 (fa92b66) into main (5fc843d) will decrease coverage by 0.00%.
The diff coverage is 73.91%.

@@            Coverage Diff             @@
##             main     #556      +/-   ##
==========================================
- Coverage   78.92%   78.92%   -0.01%     
==========================================
  Files         382      382              
  Lines       24276    24275       -1     
==========================================
- Hits        19160    19159       -1     
  Misses       5116     5116              

Impacted Files	Coverage Δ
src/datatypes/mod.rs	77.61% <ø> (ø)
src/io/avro/read/schema.rs	52.38% <0.00%> (ø)
src/io/parquet/read/statistics/fixlen.rs	54.83% <0.00%> (ø)
src/array/fixed_size_binary/mutable.rs	68.88% <50.00%> (ø)
src/io/parquet/read/fixed_size_binary.rs	61.05% <50.00%> (ø)
src/io/parquet/write/mod.rs	62.31% <50.00%> (ø)
src/array/fixed_size_binary/mod.rs	50.00% <100.00%> (ø)
src/array/fixed_size_list/mod.rs	59.70% <100.00%> (ø)
src/array/growable/fixed_binary.rs	68.75% <100.00%> (ø)
src/io/ipc/convert.rs	92.46% <100.00%> (ø)
... and 6 more

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[jorgecarleitao]

Thanks a lot! 🙇