Hermes Mobile v1.15.0

What's Changed

• fix(#587): forward session_id on image.attach_bytes and await the RPC by @Hy4ri in #588
• fix(#583): scroll-to-bottom aligns last message bottom to viewport by @Hy4ri in #590
• fix(#584): keep scroll free during streaming (no auto-follow) by @Hy4ri in #591
• fix(#586): route hardcoded colors through theme tokens by @Hy4ri in #592

Full Changelog: v1.14.9...v1.15.0