[Java] Initial implement to convert Avro record with primitive types

[asfimport]

Reporter: Ji Liu / @tianchen92
Assignee: Ji Liu / @tianchen92

PRs and other links:

• GitHub Pull Request #4812

_{Note: This issue was originally created as ARROW-5861. Please see the migration documentation for further details.}

[asfimport]

Micah Kornfield / @emkornfield:
Issue resolved by pull request 4812
#4812