Changes in write_xlsx-0.85.9 vs Changes in write_xlsx-0.85.10

@@ -1,6 +1,9 @@
 Change history of write_xlsx rubygem.
 
[phone] v0.85.10
+   Fix frozen string litterals problems in Format#set_align
+
 2020-09-07 v0.85.9
    apply pull-request #59 and #60
 
 2020-09-03 v0.85.8
    apply pull-request #58 and #52