docs(CHANGES) Note libtmux and gp-libs bump

Author: tony

CHANGES

@@ -31,6 +31,19 @@ $ pipx install --suffix=@next 'tmuxp' --pip-args '\--pre' --force
 
 <!-- To maintainers and contributors: Please add notes for the forthcoming version below -->
 
+### Breaking changes
+
+#### libtmux 0.52.1 (#1001)
+
+libtmux minimum version bumped from 0.51.0 -> 0.52.1.
+
+- libtmux 0.52.0: Improved `Pane.capture_pane()` support
+- libtmux 0.52.1: PyPI Trusted Published package
+
+#### gp-libs 0.0.7 (#1001)
+
+gp-libs now published via PyPI Trusted Published package.
+
 ## tmuxp 1.60.1 (2025-12-07)
 
 ### CI