Let PR titles spread accross multiple lines in the release notes (#5521)

polkadot/scripts/ci/changelog/templates/change.md.tera

@@ -38,5 +38,5 @@
 {%- else -%}
 {%- set xcm = "" -%}
 {%- endif -%}
-{{- repo }} {{ audit }}[`#{{c.number}}`]({{c.html_url}}) {{- prio }} - {{ c.title | capitalize | truncate(length=60, end="…") }}{{xcm }}
+{{- repo }} {{ audit }}[`#{{c.number}}`]({{c.html_url}}) {{- prio }} - {{ c.title | capitalize | truncate(length=120, end="…") }}{{xcm }}
 {%- endmacro change -%}