WebGLRenderer - Assign CurrentRenderState in renderer.compile()

[cmhhelgeson]

Related issues: ##22217, #22220

Description

Assign currentRenderState to renderStateStack.pop() to more closely align renderer.compile()'s behavior with its pre r131.1 behavior.

[github-actions]

📦 Bundle size

Full ESM build, minified and gzipped.

	Before	After	Diff
WebGL	336.65 78.39	336.64 78.39	-5 B +0 B
WebGPU	522.53 145.06	522.53 145.06	+0 B +0 B
WebGPU Nodes	522 144.96	522 144.96	+0 B +0 B

🌳 Bundle size after tree-shaking

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

	Before	After	Diff
WebGL	465.7 112.26	465.69 112.26	-5 B +0 B
WebGPU	593 160.69	593 160.69	+0 B +0 B
WebGPU Nodes	548.13 150.12	548.13 150.12	+0 B +0 B