Ugrade to RAI 1.7.0 incl. model-gen

[iswaryaalex]

This PR brings the latest updates in RAI 1.7.0 to Lemoande-eval

• Updated setup.py to point to RAI 1.7.0 packages
• Removed "require_dlls" that are no longer required and also no longer available with rai 1.7.0
• Updated error messages to highlight that we support only 1.7.0 and onwards
• Key upgrades to model_generate support additional cli options that is now used for NPU and hybrid model generation

To test this PR

Setup this test in a Ryzen AI 300/400 Series env

conda create -n lemon-eval python=3.12
conda activate lemon-eval
git clone https://github.com/lemonade-sdk/lemonade-eval.git -b iswarya/upgrade-lemonade-eval-rai1.7.0 
cd lemonade-eval
pip install -e .[oga-ryzenai,model-generate] --extra-index-url=https://pypi.amd.com/simple
lemonade-eval -i amd/Llama-3.2-1B-Instruct-awq-uint4-asym-g128-bf16-lmhead oga-load --device hybrid --dtype int4 llm-prompt -p "Alice and Bob" --max-new-tokens 10

Tests

• Tested model-generation on NPU/Hybrid

[amd-pworfolk]

It worked on my hybrid and cpu test examples.