Add last PR to release notes

Author: alejoe91

doc/releases/0.99.1.rst

@@ -8,7 +8,6 @@ SpikeInterface 0.99.1 release notes
 Minor release with some bug fixes.
 
 * Fix crash when default start / end frame arguments on motion interpolation are used (#2176)
-* Fix bug in `make_match_count_matrix()` when computing matching events (#2182)
-* Fix corner case in `make_match_count_matrix()` and make it symmetric (#2191)
+* Fix bug in `make_match_count_matrix()` when computing matching events (#2182, #2191, #2196)
 * Fix maxwell tests by setting HDF5_PLUGIN_PATH env in action (#2161)
 * Add read_npz_sorting to extractors module (#2183)