fix formatting in translation issue template

Signed-off-by: lianmakesthings <[email protected]>

Author: lianmakesthings

.github/ISSUE_TEMPLATE/translation.yml

@@ -34,6 +34,6 @@ body:
         - [ ] Enable i18n by update website/config.toml and website/i18n/<short-language-code>.toml>
 
         All translations require the following items:
-        - [ ] Translate some key pages (e.g. content/<short-language-code>/_index.md)
+        - [ ] Translate some key pages (e.g. content/_short-language-code_/_index.md)
         - [ ] Local testing
         - [ ] Reviews by additional native speakers