Fix indentation of </span>

Change-Id: Ib7c40105c49c36238673bcd7effcfacab477579c
diff --git a/Changes b/Changes
index 72adc31..106043e 100644
--- a/Changes
+++ b/Changes
@@ -1,5 +1,6 @@
         - -s option added that uses sentence boundaries provided by the KorAP tokenizer (-tk)
         - tokenizer invocation comments removed from KorAP XML output
+        - indentation of </span> tags fixed
 0.03 2021-01-12
         - Update KorAP-Tokenizer to released 2.0 version
         - Improve test suite for recent version