[C++][Integration] Regression to /u?int64/ as JSON::number

[asfimport]

In moving datagen.py under archery, the fix for ARROW-6310 was clobbered out resulting in representing 64 bit integers as numbers in integration JSON.

Reporter: Ben Kietzman / @bkietz
Assignee: Ben Kietzman / @bkietz

Related issues:

• [Developer] Tracking issue: use strings for 64-bit int64 and uint64 in integration test JSON format (is a child of)
• [Go] Read and write 64-bit integers as strings in integration test JSON format (fixes)

PRs and other links:

• GitHub Pull Request #7292

_{Note: This issue was originally created as ARROW-8471. Please see the migration documentation for further details.}

[asfimport]

Ben Kietzman / @bkietz:
#6934 (review)

[asfimport]

Francois Saint-Jacques / @fsaintjacques:
Issue resolved by pull request 7292
#7292