microdroid-gki: Add filesystem module am: 792796e011 am: 86f611ed62

Original change: https://android-review.googlesource.com/c/kernel/prebuilts/6.1/x86-64/+/2842721

Change-Id: I698e4c23789319d492c04cf6cf74f3d6076945ef
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>