Localize remaining Turkish strings across utilities

[emredeveloper]

Summary

• convert the mixed transformer helper comments to English and fix the vocabulary builder to use Counter
• translate the instruction diffusion trainer, retrieval utilities, and dataset metadata so prompts and logs read in English
• rewrite the DiT walkthrough and llama helper scripts to use English-facing documentation and messaging

Testing

• python -m compileall Genel-1/mixedtransformers.py Genel-2/app.py Genel-3/LCM.py Genel-4/llada.py Genel-4/mmlu-llm-stratch.py llama/run_cpu.py llama/save_checkpoint.py llama/save_params.py

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https://chatgpt.com/codex/tasks/task_e_68f520f12e98832f95d282927ccf4ba5