docs(changelog): version 1.18.11 [citest skip]

Update changelog and .README.html for version 1.18.11

Signed-off-by: Rich Megginson <[email protected]>

Author: richm

CHANGELOG.md

@@ -1,6 +1,13 @@
 Changelog
 =========
 
+[1.18.11] - 2025-01-27
+--------------------
+
+### Bug Fixes
+
+- fix: Fix PV grow_to_fill feature  (#502)
+
 [1.18.10] - 2024-12-13
 --------------------