fix(route): orcid null journalTitle

fix https://github.com/DIYgod/RSSHub/issues/9170#issuecomment-1137797867

lib/v2/orcid/index.js

@@ -34,7 +34,7 @@ module.exports = async (ctx) => {
             link: work.url,
             description: art(path.join(__dirname, 'templates/description.art'), {
                 title: work.title.value,
-                journalTitle: work.journalTitle.value,
+                journalTitle: work.journalTitle?.value,
                 publicationDate: work.publicationDate,
                 workType: work.workType.value,
                 Str,

lib/v2/orcid/templates/description.art

@@ -1,3 +1,3 @@
-<h2>{{ title }}</h2><h3>{{ journalTitle }}</h3>
+<h2>{{ title }}</h2>{{ if journalTitle }}<h3>{{ journalTitle }}</h3>{{ /if }}
 <span>{{ if publicationDate.year }}{{ publicationDate.year }}{{ /if }}{{ if publicationDate.month }}-{{ publicationDate.month }}{{ /if }}{{ if publicationDate.day }}-{{ publicationDate.day }}{{ /if }} | {{ workType }}</span><br>
-<span>{{@ Str }}</span><span>Source: {{ sourceName }}</span>
+<span>{{@ Str }}</span><span>Source: {{ sourceName }}</span>