updated changelog

CHANGELOG.adoc

 = Changelog
 ifndef::ci_commit_link[:ci_commit_link: link:/../../commit/]
 
+== tag: 21.11.2
+* unindented json output to improve pdf document layout ({ci_commit_link}25816d8[25816d8])
+
+
+* bumped version ({ci_commit_link}6ff7e29[6ff7e29])
+
+
+* Updated JSON input data for exercises ({ci_commit_link}2a20c0e[2a20c0e])
+
 == tag: 21.11.1
+* Updated JSON input data for exercises ({ci_commit_link}ed3d45c[ed3d45c])
+
+
+* changelog updated ({ci_commit_link}c02581c[c02581c])
+
+
 * changed to use %autofit for some more javascript outputs ({ci_commit_link}77eff43[77eff43])