Flatten boolean operations if possible

[Glyphack]

enderpy/src/parser/parser.rs

Line 247 in dcd0920

value: ConstantValue::Complex {

In this code we want to flatten the boolean operations if possible. Flatten means that if you see a or b or c instead of making two ast nodes we can do one node with operation or and the operands a, b, c.

https://docs.python.org/3/reference/expressions.html#comparisons