Fix CHANGELOG format message again

Author: AliSoftware

Dangerfile

@@ -11,9 +11,11 @@ warn("Big PR") if git.lines_of_code > 500
 # if git.lines_of_code > 3 && !git.modified_files.include?("CHANGELOG.yml")
 if !git.modified_files.include?("CHANGELOG.yml") && !declared_trivial
   fail("Please include a CHANGELOG entry. \nYou can find it at [CHANGELOG.md](https://github.com/SwiftGen/SwiftGen/blob/master/CHANGELOG.md).")
-  message "We use the following format for CHANGELOG entries:\n\n" +
-          '```' + "\n" +
-          "* Describe your change here.  Don't forget to use 2 spaces at the end of the last line describing your change.  \n" +
-          "  [#nn](https://github.com/SwiftGen/SwiftGen/pull/nn)" +
-          '```' + "\n"
+  message <<-CHANGELOG_FORMAT.gsub(/^ *\|/,'')
+  We use the following format for CHANGELOG entries:
+  |<code><pre>
+  | * Describe your change here.  Don’t forget to use 2 spaces at the end of the last line describing your change.  
+  |   [#nn](https://github.com/SwiftGen/SwiftGen/pull/nn)
+  |</pre>/<code>
+CHANGELOG_FORMAT
 end