fix(ore): depth only pipeline (#12408) a2f90edf62

* chore(ore): drop runtime debug prints

The naga_ffi MSL dump fired on every successful shader compile, and the
[requestVM] log fired on every VM creation — both are dev-only and were
flooding production logs.

* feat(ore): support depth-only pipelines (no fragment stage)

* fix(ore/gl): inject no-op fragment shader for depth-only pipelines (GLES)

* rebase goldens

* fix(ore-gm): hoist depth-only pipeline vertex layout to outlive Pipeline

* rebase

* fix(ore/vk): derive framebuffer dims from depth attachment for depth-only passes

* fix(ore): use Lua-facing field name in depth-only validation message

* test(scripting): type-check tests for depth-only pipeline Lua API

* rebase gms

Author: luigi-rosso

.rive_head

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