Array/Dictionary Nodes no more reduced to array/dictionary variant

[ThakeeNathees]

Fix: #41377
Fix: #41953
Fix: #42335

var   arr = [1, 2, 3] ## <-- constructed at runtime
const ARR = [1, 2, 3] ## <-- constructed at compile time

[vnen]

I remove #20436 from the list since it needs a fix in 3.2.

Thanks for the work, I should have seen this sooner!