chore[python]: Improve display versions Python issue report (#4539)

Adding additional newlines, so that when the user pastes replaces the line, an empty line before and and empty line after the versions is maintained. This way, the GH markdown parser will display the line breaks properly.

.github/ISSUE_TEMPLATE/bug_report_python.yml

@@ -67,8 +67,10 @@ body:
       value: >
         <details>
 
+
         Replace this line with the output of pl.show_versions()
 
+
         </details>
     validations:
-      required: true
+      required: true