microdroid-gki: Add filesystem module am: 792796e011 am: 77263e9a65 am: 6ed70dc9b7

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

Change-Id: I1d51e4209a39cf546aad5060377d57b71e5c5e70
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>