update sources to Ubuntu-5.15.0-94.104

(generated with debian/scripts/import-upstream-tag)

Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>

diff --git a/submodules/ubuntu-kernel b/submodules/ubuntu-kernel
index 948bd6b3f8eb95d50cf7acbd0f7d082ab7d8d9db..ee0f98391792e99c2344715ba44e7f1c6f901d54 160000 (submodule)
--- a/submodules/ubuntu-kernel
+++ b/submodules/ubuntu-kernel
@@ -1 +1 @@
-Subproject commit 948bd6b3f8eb95d50cf7acbd0f7d082ab7d8d9db
+Subproject commit ee0f98391792e99c2344715ba44e7f1c6f901d54