Update harvard-imperial-college-london.csl (include standard) (#7482)

https://forums.zotero.org/discussion/122718/imperial-harvard-standards-not-properly-exporting#latest

Author: POBrien333

harvard-imperial-college-london.csl

@@ -11,10 +11,13 @@
     <contributor>
       <name>S. Mackenzie</name>
     </contributor>
+    <contributor>
+      <name>Patrick O'Brien</name>
+    </contributor>
     <category citation-format="author-date"/>
     <category field="medicine"/>
     <summary>Harvard style from Imperial College London Library  - 2021</summary>
-    <updated>2021-09-28T14:37:15+00:00</updated>
+    <updated>2025-03-17T20:44:13+00:00</updated>
     <rights license="http://creativecommons.org/licenses/by-sa/3.0/">This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 License</rights>
   </info>
   <macro name="editor">
@@ -182,7 +185,7 @@
             <text macro="publisher"/>
           </group>
         </if>
-        <else-if type="webpage">
+        <else-if type="webpage post post-weblog" match="any">
           <group prefix=" " delimiter=". " suffix=".">
             <text macro="title"/>
             <text macro="edition"/>
@@ -241,6 +244,13 @@
             <text macro="pages" suffix="."/>
           </group>
         </else-if>
+        <else-if type="standard" match="any">
+          <group delimiter=". " suffix=".">
+            <text variable="number"/>
+            <text macro="title"/>
+            <text macro="publisher"/>
+          </group>
+        </else-if>
         <else>
           <group prefix=" " suffix="." delimiter=" ">
             <text macro="title"/>