Update aptos_debugger.rs

[KanishCanCode]

Manage Vector Slices Efficiently, Collect Transaction Info Efficiently

Type of Change

Performance improvement

Which Components or Systems Does This Change Impact?

Other (specify)

Manage Vector Slices Efficiently: Instead of cloning txns in each iteration, slices and indices are used to handle transactions efficiently. Collect Transaction Info Efficiently: txn_infos.drain() is used directly to collect the relevant transaction information. Improve Variable Naming: Renamed ret to results for clarity. Comments and Readability: Added comments and improved readability to make the code easier to understand.