fix bench command line options

[kazuk]

I working for #1660

fix to criterion bench not accepts options

error: Unrecognized option: 'save-baseline'
error: bench failed

bheisler/criterion.rs#193 (comment)

Which issue does this PR close?

None

Rationale for this change

not working cargo bench -- --save-baseline tag and cargo bench -- --baseline tag.

What changes are included in this PR?

add bench = false to Cargo.toml [lib]

[viirya]

Is cargo bench --bench benchmarks -- --save-baseline foo a workaround too?

[codecov-commenter]

Codecov Report

Merging #1685 (f185b69) into master (19f0ada) will increase coverage by 0.00%.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1685   +/-   ##
=======================================
  Coverage   83.11%   83.12%           
=======================================
  Files         193      193           
  Lines       56177    56177           
=======================================
+ Hits        46694    46696    +2     
+ Misses       9483     9481    -2     

Impacted Files	Coverage Δ
parquet_derive/src/parquet_field.rs	65.98% <0.00%> (ø)
arrow/src/array/transform/mod.rs	87.02% <0.00%> (+0.22%)	⬆️

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[kazuk]

Yes, cargo bench --bench some_bench -- --save-baseline tag is working without this PR.

But, too hard to compare all bench result.

[viirya]

Looks good, not sure if I may miss some Cargo usage. I also don't find we use bench attribute in code.