v13.5.2

What's Changed

• perf(screencast): frame backpressure by @Kikobeats in #812
• refactor(screencast): simplify frame-backpressure follow-up by @Kikobeats in #813
• perf(screencast): ack synchronously on the non-backpressure path by @Kikobeats in #814
• perf(capture): optimize EBML cluster headers by @Kikobeats in #815

Full Changelog: v13.5.1...v13.5.2