feat(cubesql): PlanNormalize - reduce stack allocations (#10055)

 | Stage | Description | Stack Size | Reduction | binary_expr |
 |-------|-------------|------------|-----------|-------------|
 | 1 | Original `Result<Expr>` | 11,429 bytes | baseline | - |
 | 2 | `Result<Box<Expr>>` | 8,206 bytes | -28.2% | - |
 | 3 | `grouping_set_normalize` opt | 7,990 bytes | -30.1% | 5,054 bytes |
 | **4** | **binary_expr optimize** | **7,990 bytes** | **-30.1%** | **3,918 bytes** |

Author: ovr