deps(llama.cpp): bump to latest, update build variables (#2669)

* arrow_up: Update ggerganov/llama.cpp

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Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* deps(llama.cpp): update build variables to follow upstream

Update build recipes with https://github.com/ggerganov/llama.cpp/pull/8006

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* Disable shared libs by default in llama.cpp

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* Disable shared libs in llama.cpp Makefile

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* Disable metal embedding for now, until it is tested

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* fix(mac): explicitly enable metal

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* debug

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* fix typo

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

---------

Signed-off-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Signed-off-by: Ettore Di Giacinto <mudler@localai.io>
Co-authored-by: mudler <2420543+mudler@users.noreply.github.com>