Enabled Models for TF-4.50.0 (#340)

Enabled Models for TF-4.50.0

Models Enabled are

1. GPT2
2. GPTJ
3. Granite
4. Phi
5. Phi3
6. Whisper

This is the same PR that was raised as #334 which was closed due to
rebasing issue

Code Cleaned and requested changes done and marked for review

QEff Dynamic Cache Added

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Signed-off-by: Dipankar Sarkar <[email protected]>
Signed-off-by: Amit Raj <[email protected]>

Author: qcdipankar