TSL: Support switching StorageBufferAttribute when using storage()

[sunag]

Related issue: #32735

Description

Add support for change the StorageBufferAttribute in storage() as we do with texture(), since both are uniforms, allowing dynamic changes between render or compute calls.

[github-actions]

📦 Bundle size

Full ESM build, minified and gzipped.

	Before	After	Diff
WebGL	357.49 84.84	357.49 84.84	+0 B +0 B
WebGPU	621.8 172.74	621.89 172.77	+84 B +34 B
WebGPU Nodes	620.41 172.5	620.49 172.53	+84 B +34 B

🌳 Bundle size after tree-shaking

Minimal build including a renderer, camera, empty scene, and dependencies.

	Before	After	Diff
WebGL	490.27 119.86	490.27 119.86	+0 B +0 B
WebGPU	692.71 187.98	692.79 188.01	+84 B +32 B
WebGPU Nodes	642.09 175.08	642.17 175.11	+84 B +32 B