Performance regression in Linux for NVARCHAR strings when using Arrow

[gargsaumya]

Describe the bug

A clear and concise description of what the bug is.
Seeing performance regression for NVARCHAR strings when using Arrow.
mssql-python version:1.5.0

Further technical details

Operating system: (e.g. Windows Server 2022, Ubuntu 24.04, macOS 14.7.1, Docker container): Linux

Additional context
Add any other context about the problem here.

[github-actions]

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