Merge pull request #18 from thdesy/dev/thdesy/20250722/desycleanup

adding experiment repos and cleaning up deprecated repos at DESY

Author: vvolkl

repos/alps.desy.de.json

@@ -0,0 +1,5 @@
+{
+        "name": "Repository of ALPS II at DESY"
+        "fqrn": "alps.desy.de",
+        "url": "http://grid-cvmfs-one.desy.de/cvmfs/"
+}

repos/containers.desy.de.json

@@ -0,0 +1,5 @@
+{
+        "name": "Repository of MADMAX at DESY"
+        "fqrn": "alps.desy.de",
+        "url": "http://grid-cvmfs-one.desy.de/cvmfs/"
+}