Fixed error in extending bitmaps

[jorgecarleitao]

The extension on unaligned bitmap was incorrect.

[codecov]

Codecov Report

Merging #327 (f6c5906) into main (824ad7e) will increase coverage by 0.06%.
The diff coverage is 94.11%.

@@            Coverage Diff             @@
##             main     #327      +/-   ##
==========================================
+ Coverage   80.55%   80.62%   +0.06%     
==========================================
  Files         324      324              
  Lines       21399    21577     +178     
==========================================
+ Hits        17239    17396     +157     
- Misses       4160     4181      +21     

Impacted Files	Coverage Δ
src/bitmap/mutable.rs	89.21% <90.00%> (-0.06%)	⬇️
tests/it/bitmap/mutable.rs	100.00% <100.00%> (ø)
src/io/json_integration/write.rs	0.00% <0.00%> (-6.25%)	⬇️
src/io/parquet/read/boolean/basic.rs	84.61% <0.00%> (-3.53%)	⬇️
tests/it/io/ipc/common.rs	100.00% <0.00%> (ø)
tests/it/io/ipc/write/stream.rs	100.00% <0.00%> (ø)
src/io/parquet/read/fixed_size_binary.rs	43.92% <0.00%> (+0.92%)	⬆️
src/io/parquet/read/binary/basic.rs	82.75% <0.00%> (+1.42%)	⬆️
src/io/ipc/read/stream.rs	83.76% <0.00%> (+1.48%)	⬆️
src/io/parquet/read/primitive/basic.rs	82.92% <0.00%> (+1.53%)	⬆️
... and 2 more

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