[SR] Ensure bitmaps are recycled properly

[markushi]

Requires to use synchronized blocks over AutoClosableReentrantLock, as only the bitmap object is shared across Strategy <-> ReplayCache. This ensure bitmap.compress is not called in parallel to bitmap.recycle

📜 Description

💡 Motivation and Context

💚 How did you test it?

📝 Checklist

• I added GH Issue ID & Linear ID
• I added tests to verify the changes.
• No new PII added or SDK only sends newly added PII if sendDefaultPII is enabled.
• I updated the docs if needed.
• I updated the wizard if needed.
• Review from the native team if needed.
• No breaking change or entry added to the changelog.
• No breaking change for hybrid SDKs or communicated to hybrid SDKs.

🔮 Next steps

[github-actions]

Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	306.81 ms	372.66 ms	65.85 ms
Size	1.58 MiB	2.12 MiB	549.42 KiB

Baseline results on branch: main

Startup times

Revision	Plain	With Sentry	Diff
d364ace	411.72 ms	430.81 ms	19.10 ms
ee747ae	396.82 ms	441.67 ms	44.86 ms
ee747ae	415.92 ms	470.15 ms	54.23 ms
889ecea	367.58 ms	437.52 ms	69.94 ms
b77456b	393.26 ms	441.10 ms	47.84 ms
f634d01	375.06 ms	420.04 ms	44.98 ms
b750b96	408.98 ms	480.32 ms	71.34 ms
b3d8889	371.69 ms	432.96 ms	61.26 ms
9fbb112	401.87 ms	515.87 ms	114.00 ms
ee747ae	358.21 ms	389.41 ms	31.20 ms

App size

Revision	Plain	With Sentry	Diff
d364ace	1.58 MiB	2.11 MiB	539.75 KiB
ee747ae	1.58 MiB	2.10 MiB	530.95 KiB
ee747ae	1.58 MiB	2.10 MiB	530.95 KiB
889ecea	1.58 MiB	2.11 MiB	539.75 KiB
b77456b	1.58 MiB	2.12 MiB	548.11 KiB
f634d01	1.58 MiB	2.10 MiB	533.40 KiB
b750b96	1.58 MiB	2.10 MiB	533.19 KiB
b3d8889	1.58 MiB	2.10 MiB	535.06 KiB
9fbb112	1.58 MiB	2.11 MiB	539.18 KiB
ee747ae	1.58 MiB	2.10 MiB	530.95 KiB

Previous results on branch: markushi/fix/sr-bitmap-synchronization

Startup times

Revision	Plain	With Sentry	Diff
22d6c54	328.67 ms	392.40 ms	63.73 ms
735b63e	303.80 ms	366.12 ms	62.32 ms
92f4581	300.64 ms	362.88 ms	62.24 ms
2cdc160	313.60 ms	367.83 ms	54.23 ms

App size

Revision	Plain	With Sentry	Diff
22d6c54	1.58 MiB	2.12 MiB	548.19 KiB
735b63e	1.58 MiB	2.12 MiB	549.49 KiB
92f4581	1.58 MiB	2.12 MiB	549.49 KiB
2cdc160	1.58 MiB	2.12 MiB	549.42 KiB

[romtsn]

one bugbot thing, but lgtm otherwise