media-gfx/koko: add myself to maintainers

Package-Manager: Portage-3.0.9, Repoman-3.0.2
Signed-off-by: Maciej Barć <xgqt@protonmail.com>

media-gfx/koko/metadata.xml

@@ -1,4 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
+    <maintainer type="person">
+        <email>xgqt@protonmail.com</email>
+        <name>Maciej Barć</name>
+    </maintainer>
 </pkgmetadata>

sci-visualization/tulip/metadata.xml

@@ -1,6 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
+    <maintainer type="person">
+        <email>xgqt@protonmail.com</email>
+        <name>Maciej Barć</name>
+    </maintainer>
     <use>
         <flag name="ccache">
             Use dev-util/ccache to speed up rebuilds