update CHANGELOG

package/CHANGELOG

@@ -18,7 +18,7 @@ The rules for this file:
          ljwoods2, aditya292002, pstaerk, PicoCentauri, BFedder,
          tyler.je.reddy, SampurnaM, leonwehrhan, kainszs, orionarcher, 
          yuxuanzhuang, PythonFZ, laksh-krishna-sharma, orbeckst, MattTDavies,
-         talagayev, aya9aladdin
+         talagayev, aya9aladdin, ChiahsinChu
 
  * 2.8.0
 
@@ -63,6 +63,8 @@ Fixes
  * Fix groups.py doctests using sphinx directives (Issue #3925, PR #4374)
 
 Enhancements
+ * Added `precision` for XYZWriter (PR #4771)
+ * Added marker based on dimensions information for XYZWriter (PR #4771)
  * Removed type and mass guessing from all topology parsers (PR #3753)
  * Added guess_TopologyAttrs() API to the Universe to handle attribute
    guessing (PR #3753)