- updated comment

src/usr/local/bin/verapdf_validation_wrapper.sh

@@ -31,6 +31,6 @@ done
 echo -e "${TOOL_OUTPUT}"
 
 # exit code
-#   0 -> valid pdf/a file and allowed pdf/a flavour
-#   1 -> invalid pdf/a file or disallowed pdf/a flavour
+#    0 -> valid pdf/a file and allowed pdf/a flavour
+# != 0 -> invalid pdf/a file or disallowed pdf/a flavour
 exit "${IS_VALID}"