Update aids.csl: Journal article title in bold (citation-style-language#4288)

Per https://forums.zotero.org/discussion/78869/aids-reference-update#latest

Author: bwiernik

aids.csl

@@ -123,6 +123,9 @@
       <if type="book thesis" match="any">
         <text variable="title" font-style="italic"/>
       </if>
+      <else-if type="article-journal">
+        <text variable="title" font-weight="bold"/>
+      </else-if>
       <else>
         <text variable="title"/>
       </else>