Release v0.34.35

What's Changed

• fix(mcp): preserve originator proof across shell subprocesses by @letta-integration[bot] in #5386
• ci: move macOS jobs from macos-14 to macos-15 by @cpacker in #5385
• fix(local): drop older history when full compaction is irreducible by @letta-integration[bot] in #5133
• chore: bump version to 0.34.35 by @github-actions[bot] in #5389

Full Changelog: v0.34.34...v0.34.35