sci-libs/openfoam: Removed proxied maintainer

Removed proxied maintainer due to inactivity.

Package-Manager: Portage-2.3.13, Repoman-2.3.4

sci-libs/openfoam/metadata.xml

@@ -5,14 +5,6 @@
     <email>[email protected]</email>
     <name>Patrick Lauer</name>
   </maintainer>
-  <maintainer type="person">
-    <email>[email protected]</email>
-    <name>Oliver Borm</name>
-  </maintainer>
-  <maintainer type="project">
-    <email>[email protected]</email>
-    <name>Proxy Maintainers</name>
-  </maintainer>
   <use>
     <flag name="opendx"> Install opendx visualisation tool</flag>
     <flag name="src"> Install source files</flag>