Revert "Added kernel-lt and kernel-mt to Testing"

This reverts commit 9cde387910.

prepopulate.json

@@ -20642,41 +20642,5 @@
         "spausedd.x86_64"
       ]
     }
-  },
-  "Testing": {
-    "x86_64": {
-      "kernel-lt": [
-        "kernel-lt-tools-libs-devel.x86_64",
-        "python3-perf.x86_64",
-        "kernel-lt-devel-matched.x86_64",
-        "kernel-lt-tools.x86_64",
-        "bpftool.x86_64",
-        "perf.x86_64",
-        "kernel-lt-tools-libs.x86_64",
-        "kernel-lt.x86_64",
-        "kernel-lt-headers.x86_64",
-        "kernel-lt-modules-extra.x86_64",
-        "kernel-lt-devel.x86_64",
-        "kernel-lt-modules.x86_64",
-        "kernel-lt-core.x86_64",
-        "kernel-lt-doc.noarch"
-      ],
-      "kernel-ml": [
-        "bpftool.x86_64",
-        "kernel-ml-tools-libs-devel.x86_64",
-        "perf.x86_64",
-        "kernel-ml-tools-libs.x86_64",
-        "python3-perf.x86_64",
-        "kernel-ml-headers.x86_64",
-        "kernel-ml-tools.x86_64",
-        "kernel-ml.x86_64",
-        "kernel-ml-devel-matched.x86_64",
-        "kernel-ml-modules-extra.x86_64",
-        "kernel-ml-devel.x86_64",
-        "kernel-ml-modules.x86_64",
-        "kernel-ml-core.x86_64",
-        "kernel-ml-doc.noarch"
-      ]
-    }
   }
 }