`tooling/cli/src/cmd/circuit_stats`: ryancao): handle block type?

[recmo]

On 2025-08-29 in 2a57572 “Merge pull request #153 from worldfnd/px/refactor”:

ryancao): handle block type?
pub enum BlockType {
Memory,
CallData(u32),
ReturnData,

            } => {
                mem_alloc_counter += 1;
                mem_alloc_total_size += init.len();
                // println!("MemoryInit: {:?}", opcode);

                // TODO(ryancao): handle block type?
                // pub enum BlockType {
                //     Memory,
                //     CallData(u32),
                //     ReturnData,
                // }
            }
            Opcode::BrilligCall {
                id,
                inputs: _,
                outputs: _,

From tooling/cli/src/cmd/circuit_stats.rs:503