Changelog conversion script fix issue link (#105)

Author: endorama

tools/asciidoc_to_fragments.py

@@ -102,7 +102,7 @@ def parse_line(line, kind):
             fragment_dict["pr"] = ''.join([repo_link, '/pull/', number])
             pr_number, pr_repo = number, repo_link
         elif fragment_field == "issue":
-            fragment_dict["issue"] = ''.join([repo_link, '/issue/', number])
+            fragment_dict["issue"] = ''.join([repo_link, '/issues/', number])
             issue_number, issue_repo = number, repo_link
 
     if pr_repo: