chore : Fix vulkan related compiler warnings, add help text, improve CLI options...

chore : Fix vulkan related compiler warnings, add help text, improve CLI options (#8477)

* chore: Fix compiler warnings, add help text, improve CLI options

* Add prototypes for function definitions
* Invert logic of --no-clean option to be more intuitive
* Provide a new help prompt with clear instructions

* chore : Add ignore rule for vulkan shader generator

Signed-off-by: teleprint-me <redacted>
* Update ggml/src/vulkan-shaders/vulkan-shaders-gen.cpp

Co-authored-by: 0cc4m <redacted>
* chore : Remove void and apply C++ style empty parameters

* chore : Remove void and apply C++ style empty parameters

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Signed-off-by: teleprint-me <redacted>
Co-authored-by: 0cc4m <redacted>