chore(deps): update dependency sentencepiece to v0.2.1

[konflux-internal-p02]

This PR contains the following updates:

Package	Change	Age	Confidence
SentencePiece	==0.2.0 -> ==0.2.1

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Release Notes

google/sentencepiece (SentencePiece)

v0.2.1

Compare Source

Major changes

• [Python] Supported wheels and builds for Python 3.13 and 3.14(rc1) #​1134, #​1127, #​1121, #​1111, #​1110, #​1104, #​1103, #​1099, #​1091
• [Python] Added an experimental support for free-threading. #​1134, #​1127, #​1110 https://github.com/google/sentencepiece/tree/master/python#free-threading-support
• [Python] Updated the supported Python version to 3.9 or later.

New features

• [ALL]: Added new build mode to prevent the precompiled normalization rules being embedded in *.so and *.a. (-DSPM_DISABLE_EMBEDDED_DATA=ON). This reduces the runtime size by approximately 1-2 MB. This mode is enabled to build python wheels. The rules are loaded as the data package.

Bug fixes & minor changes

• [ALL]: Security fix to address a heap overflow issue that could occur when using a model containing an invalid precompiled normalization model.
• [Python]: Deprecates the wheel package for Linux i686.
• [Python]: Supported wheel for Windows Arm64. #​1114
• [Python]: Fixed the crash issue on batch decoding #​1051
• [ALL]: Updated the Unicode normalization rule with the latest ICU/Unicode rules.
• [ALL]: Unused code and build mode cleanup.

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Documentation

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