Bump pyarrow from 4.0.1 to 6.0.1

Bumps pyarrow from 4.0.1 to 6.0.1.

Commits

• c02ac38 ARROW-14358: [Doc] Update CMake options in documentation
• b3767f7 ARROW-14291: [CI][C++] Add cpp/examples/ files to lint targets
• ae50af6 ARROW-14313: [Doc] Make Archery installation docs more accurate
• 74caee2 ARROW-14236: [C++] Add GCS testbench for testing
• 754a692 ARROW-14295: [Doc] Indicate location of archery
• d7467f4 ARROW-14070: [C++][CI] Remove support for VS2015
• ce34ea1 ARROW-14062: [Format] Initial arrow-internal specification of compute IR
• 3ddd3b6 ARROW-14013: [C++][Docs] Add instructions for Fedora
• 1229858 ARROW-13379: [Dev][Docs] Improvements to archery docs
• ec52951 ARROW-13224: [Python][Doc] Documentation missing for pyarrow.dataset.write_da...
• Additional commits viewable in compare view

added 1 deleted label

added 31 commits

• d769ae97...37b096eb - 30 commits from branch develop
• 60bfa608 - Merge branch 'develop' into 'dependabot/pip/pyarrow-6.0.1'

Compare with previous version

enabled an automatic merge when the pipeline for 60bfa608 succeeds

mentioned in commit ebc90b6d

merged

mentioned in commit 63b55c6d

mentioned in commit 684dc8a0

mentioned in commit 8f7a90e4