Revert "fix(deps): update rust crate mimalloc to v0.1.43"

[tusharmath]

Reverts tailcallhq/tailcall#2266

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 85.82%. Comparing base (5ff2a22) to head (cb2e811).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #2292 +/- ## ========================================== - Coverage 85.83% 85.82% -0.01% ========================================== Files 225 225 Lines 21393 21393 ========================================== - Hits 18362 18361 -1 - Misses 3031 3032 +1 ```

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