meta: Update comment about unsupported texture types.
meta: Update comment about unsupported texture types.

Ken added support for 2DArray (commit ec23d5197e) and 1DArray (commit
14ca61125) last year.

Reviewed-by: Anuj Phogat <e2026475996c48f0b97fd37e84129b3912980428@gmail.com>

metora/MesaGLSLCompiler,metora/MesaGLSLCompiler,metora/MesaGLSLCompiler