Replace underscores with dashes in create_gf arguments am: f7f6b7e20d am: 467c99ab08

Original change: https://android-review.googlesource.com/c/platform/tools/acloud/+/3079384

Change-Id: I1d4502e681ac25d8548f3f7652436b9b0b931c06
Signed-off-by: Automerger Merge Worker <[email protected]>