rebase patches on top of Ubuntu-5.13.0-21.21

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

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

patches/kernel/0001-Make-mkcompile_h-accept-an-alternate-timestamp-strin.patch

@@ -21,7 +21,7 @@ Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
  1 file changed, 7 insertions(+), 3 deletions(-)
 
 diff --git a/scripts/mkcompile_h b/scripts/mkcompile_h
-index 4ae735039daf..5a1abe7b4169 100755
+index a72b154de7b0..4dd111086466 100755
 --- a/scripts/mkcompile_h
 +++ b/scripts/mkcompile_h
 @@ -24,10 +24,14 @@ else