Update changelog.

Author: ionelmc

CHANGELOG.rst

@@ -2,11 +2,14 @@
 Changelog
 =========
 
-6.1.0 (2025-03-2?)
+6.1.0 (2025-04-01)
 ------------------
 
 * Change terminal output to use full width lines for the coverage header.
   Contributed by Tsvika Shapira in `#678 <https://github.com/pytest-dev/pytest-cov/pull/678>`_.
+* Removed unnecessary CovFailUnderWarning. Fixes `#675 <https://github.com/pytest-dev/pytest-cov/issues/675>`_.
+* Fixed the term report not using the precision specified via ``--cov-precision``.
+
 
 6.0.0 (2024-10-29)
 ------------------