update CHANGELOG

Author: jeremyleung521

package/CHANGELOG

@@ -68,6 +68,8 @@ Fixes
    to version 5.1.0 (Issue #5145, PR #5146)
  * Fixes incorrect assignment of secondary structure to proline residues in
    DSSP by porting upstream PyDSSP 0.9.1 fix (Issue #4913)
+ * Added `.gitattributes` to enforce LF (\n) as line endings and renormalized 
+   existing files to conform (Issue #5315, PR #5446)  
 
 Enhancements
  * Added ASV benchmark for PDB trajectory reading (PR #5394)