repositories: move fem-overlay from bitbucket to gitlab

Closes: #415
Signed-off-by: Michał Górny <[email protected]>

files/overlays/repositories.xml

@@ -1321,12 +1321,12 @@
  <repo quality="experimental" status="unofficial">
  <name>fem-overlay</name>
  <description lang="en">FeM Gentoo Overlay</description>
- <homepage>https://bitbucket.fem.tu-ilmenau.de/projects/GENTOO/repos/fem-overlay/</homepage>
+ <homepage>https://gitlab.fem-net.de/gentoo/fem-overlay</homepage>
  <owner type="person">
  <email>[email protected]</email>
  <name>Paul Michel</name>
  </owner>
- <source type="git">https://bitbucket.fem.tu-ilmenau.de/scm/gentoo/fem-overlay.git</source>
+ <source type="git">https://gitlab.fem-net.de/gentoo/fem-overlay.git</source>
  </repo>
  <repo quality="experimental" status="unofficial">
  <name>ferki</name>