perf(collections): replace SortedMap with an internally sorted impl

[Sobeston]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 95.49550% with 35 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
src/ledger/database/hashmap.zig	66.66%	14 Missing ⚠️
src/utils/sorted_map.zig	95.65%	8 Missing ⚠️
src/replay/consensus/cluster_sync.zig	93.33%	4 Missing ⚠️
src/consensus/fork_choice.zig	97.80%	2 Missing ⚠️
src/ledger/Reader.zig	94.28%	2 Missing ⚠️
src/ledger/shred_inserter/working_state.zig	92.85%	2 Missing ⚠️
src/consensus/replay_tower.zig	97.14%	1 Missing ⚠️
src/ledger/meta.zig	93.33%	1 Missing ⚠️
src/ledger/shred_inserter/slot_chaining.zig	88.88%	1 Missing ⚠️

Files with missing lines	Coverage Δ
src/consensus/optimistic_vote_verifier.zig	98.24% <100.00%> (+0.04%)	⬆️
src/core/hash.zig	98.46% <100.00%> (+0.70%)	⬆️
src/ledger/ResultWriter.zig	92.89% <100.00%> (ø)
src/ledger/cleanup_service.zig	96.27% <100.00%> (ø)
src/ledger/shred.zig	90.69% <ø> (ø)
src/ledger/shred_inserter/ShredInserter.zig	84.22% <100.00%> (+0.28%)	⬆️
src/ledger/tests.zig	90.05% <100.00%> (ø)
src/replay/consensus/core.zig	94.59% <100.00%> (ø)
src/replay/service.zig	92.95% <100.00%> (ø)
src/runtime/program/vote/state.zig	97.05% <100.00%> (+0.14%)	⬆️
... and 11 more

... and 3 files with indirect coverage changes

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[yewman]

Could we move the sorted set / map tests from collections.zig into sorted_map.zig?