Add HKCOSCON 2019 to the list of events and fix some indentation.

Submitted by:		Deb Goodkin
Approved by:		bcr
Event:			Vienna Hackathon 2019
Differential Revision:	https://reviews.freebsd.org/D20559

share/xml/events2019.xml

@@ -230,6 +230,30 @@
       planned on the Monday after.</description>
     </event>
 
+  <event id="hkoscon 2019">
+    <name>HKOSCON 2019</name>
+    <url>https://hkoscon.org/2019</url>
+    <startdate>
+      <year>2019</year>
+      <month>06</month>
+      <day>14</day>
+    </startdate>
+    <enddate>
+      <year>2019</year>
+      <month>06</month>
+      <day>15</day>
+    </enddate>
+    <location>
+      <site>Convention Centre 2, Hong Kong Science Park, Shatin</site>
+    </location>
+    <description>Hong Kong Open Source Conference is one of the major
+      open source conferences in Hong Kong since its first
+      commencement in 2013, bringing an international crowd of
+      developers, contributors, users, IT managers, and students.
+      There will be a FreeBSD table and talk to promote
+      FreeBSD.</description>
+  </event>
+
   <event id="devsummit-201906">
     <name>Berlin FreeBSD DevSummit</name>
     <url>https://wiki.freebsd.org/DevSummit/201906</url>
@@ -275,7 +299,7 @@
     </location>
     <description>The FreeBSD Foundation will have a table in the expo
       hall to promote FreeBSD.</description>
-    </event>
+  </event>
 
   <event id="eurobsdcon-2019">
     <name>EuroBSDcon 2019</name>