Lint fix update

LightShadow: Don't export classes.

RoughnessMipmapper: maintain texture parameters

Extend object classes in TypeScript with generic types

Examples: Fix NaN bug in GLBufferAttribute demo.

Docs(Ar): Reference - Initiate Animation section

initiated with "AnimationAction" doc  page mapping

Docs(Ar): Manual - Completed Build Tools section

KTX2Loader: Fix loading of non-square textures

NodeMaterial: Do not access materialProperties.

EXRLoader: clean up

Previously for non-square textures with a full mip chain one of the
sides for at least one level had non-integer size, which resulted in the
texture being incomplete and returning 0 during sampling.

E2E: minor cleanup

WebGLRenderer: Remove useless line from initMaterial().

WebGLRenderer: Remove unused parameter when calling getUniforms().

Docs(Ar): Manual - Completed Next steps section

Examples: Fix minor search bugs.

RoughnessMipmapper: clean up formatting