Update CHANGELOG.md

Co-authored-by: Richard Levasseur <[email protected]>

Author: jklukas

CHANGELOG.md

@@ -93,11 +93,7 @@ END_UNRELEASED_TEMPLATE
 {#v0-0-0-added}
 ### Added
 * (runfiles) The Python runfiles library now supports Bazel's
-  `--incompatible_compact_repo_mapping_manifest` flag, which uses prefix-based
-  repository mappings to reduce memory usage for large dependency graphs under
-  bzlmod. This allows the repository mapping manifest to be significantly
-  smaller (from tens of megabytes to much less) while maintaining full
-  functionality.
+  `--incompatible_compact_repo_mapping_manifest` flag.
 * (bootstrap) {obj}`--bootstrap_impl=system_python` now supports the
   {obj}`main_module` attribute.
 * (bootstrap) {obj}`--bootstrap_impl=system_python` now supports the