[crates] Rename accumulator to aptos-accumulator

[banool]

Description

Just one crate to start with, then I'll start batching these changes. This is part of the plan to name all crates aptos-<name>.

Test Plan

CI.

[JoshLind]

LGTM. But, wait for the storage folks :P

[msmouse]

Thanks

[github-actions]

✅ Forge suite land_blocking success on 6f9409c6ab90aea6fb934dbac292da1160a47b01

performance benchmark with full nodes : 6448 TPS, 6145 ms latency, 10200 ms p99 latency,(!) expired 520 out of 2753900 txns
Test Ok

• Grafana dashboard
• Humio Logs
• Test runner output
• Test run is land-blocking

[github-actions]

✅ Forge suite compat success on testnet_2d8b1b57553d869190f61df1aaf7f31a8fc19a7b ==> 6f9409c6ab90aea6fb934dbac292da1160a47b01

Compatibility test results for testnet_2d8b1b57553d869190f61df1aaf7f31a8fc19a7b ==> 6f9409c6ab90aea6fb934dbac292da1160a47b01 (PR)
1. Check liveness of validators at old version: testnet_2d8b1b57553d869190f61df1aaf7f31a8fc19a7b
compatibility::simple-validator-upgrade::liveness-check : 7084 TPS, 5402 ms latency, 8500 ms p99 latency,no expired txns
2. Upgrading first Validator to new version: 6f9409c6ab90aea6fb934dbac292da1160a47b01
compatibility::simple-validator-upgrade::single-validator-upgrade : 5076 TPS, 7807 ms latency, 10700 ms p99 latency,no expired txns
3. Upgrading rest of first batch to new version: 6f9409c6ab90aea6fb934dbac292da1160a47b01
compatibility::simple-validator-upgrade::half-validator-upgrade : 4798 TPS, 8598 ms latency, 11900 ms p99 latency,no expired txns
4. upgrading second batch to new version: 6f9409c6ab90aea6fb934dbac292da1160a47b01
compatibility::simple-validator-upgrade::rest-validator-upgrade : 6663 TPS, 5825 ms latency, 9900 ms p99 latency,no expired txns
5. check swarm health
Compatibility test for testnet_2d8b1b57553d869190f61df1aaf7f31a8fc19a7b ==> 6f9409c6ab90aea6fb934dbac292da1160a47b01 passed
Test Ok

• Grafana dashboard
• Humio Logs
• Test runner output
• Test run is land-blocking