Update CHANGELOG.md

Ang3 · Ang3 · commit 151f30a3bc6f · 2021-12-15T13:57:13.000+01:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -6,4 +6,7 @@ CHANGELOG
 
 * PHP 8 support
 * Symfony v6.x support
-* Removed CSV support (prefer using the Symfony encoder instead).
+* Removed CSV support (prefer using the Symfony encoder instead).
+* Added context parameter ```AS_COLLECION_KEY```
+* Decoding without merging headers row (as no collection)
+* Removed context parameter ```NB_HEADER_ROWS_KEY```
