app-text/aiksaurus: Drop proxied maintainer

Remove contact of inactive proxied maintainer.
Mail contact was unknown by the mailserver too.

Closes: https://bugs.gentoo.org/632858
Package-Manager: Portage-2.3.11, Repoman-2.3.3

app-text/aiksaurus/metadata.xml

@@ -1,15 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
-	<maintainer type="person">
-		<email>[email protected]</email>
-		<name>Mark Gilbert</name>
-		<description>Third-party maintainer</description>
-	</maintainer>
-	<maintainer type="project">
-		<email>[email protected]</email>
-		<name>Proxy Maintainers</name>
-	</maintainer>
+<!-- maintainer-needed -->
 	<upstream>
 		<remote-id type="sourceforge">aiksaurus</remote-id>
 	</upstream>