v_1.42.0

What's Changed

• feat(vt): expose carrier frames and fix truncated traces for virtual threads on JDK 21+ by @jbachorik in #450
• Fix snapshot dump crash on stale jmethodID (PROF-14003) by @jbachorik in #460
• Port native malloc allocation profiling from async-profiler by @jbachorik in #398
• Fix WallClockASGCT::timerLoop skipping every other thread (PROF-14332) by @jbachorik in #493
• Fix IBM J9 crash: replace pthread_cleanup_push with abi::__forced_unwind catch (SCP-1154) by @jbachorik in #492
• Validate signal origin in CPU and WallClock handlers (PROF-14324) by @jbachorik in #494
• feat: nested-scope context save/restore via ScopeStack by @jbachorik in #496

Full Changelog: v_1.41.0...v_1.42.0