Update cuda-core release notes: Add missing milestone 19 PRs (#881)

* Initial plan

* Update cuda-core release notes: Add missing milestone 19 PRs

Co-authored-by: leofang <5534781+leofang@users.noreply.github.com>

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Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: leofang <5534781+leofang@users.noreply.github.com>

Author: Copilot

cuda_core/docs/source/release/0.X.Y-notes.rst

@@ -37,4 +37,6 @@ Fixes and enhancements
 ----------------------
 
 - Improved :class:`DeviceMemoryResource` allocation performance when there are no active allocations by setting a higher release threshold (addresses issue #771).
-- Fix :class:`LaunchConfig` grid unit conversion when cluster is set (addresses issue #867).
+- Improved :class:`StridedMemoryView` creation time performance by optimizing shape and strides tuple creation using Python/C API (addresses issue #449).
+- Fix :class:`LaunchConfig` grid unit conversion when cluster is set (addresses issue #867).
+- Fixed a bug in :class:`GraphBuilder.add_child` where dependencies extracted from capturing stream were passed inconsistently with num_dependencies parameter (addresses issue #843).