Update .github/workflows/i18n-consistency-checker.yaml

Co-authored-by: Sebastian Spier <[email protected]>

Author: yuhattor

.github/workflows/i18n-consistency-checker.yaml

@@ -1,3 +1,8 @@
+# -------------------------
+# To add a new language, do the following:
+# - add the 2-letter language code in matrix.language
+# - add the flag and language name that you want to use at the beginning of the #check-consistency step
+# -------------------------
 name: i18n Consistency Check
 
 on: