Improve ArrayTransposeTest

• Update array syntax from array() to []
• Add type hints and add declare(strict_types=1);
• Use the Generator syntax to yield the samples instead of creating an
  array first.
• Change assertEquals to assertSame to be more strict.

Fixes 0034379, PR https://github.com/mantisbt/mantisbt/pull/1985

Signed-off-by: Damien Regad dregad@mantisbt.org

Separated Move and Rename operations into distinct commits for better
continuity in Git history.