fix: really disable boot logo

Change-Id: Icde215c98afd48a4aff458768b498231ea3f0832
sammy support

Change-Id: I99f4d90b390e6e41992cf26bb2f145f8c84da01d
scripts to extract zImages

Change-Id: I589dce3b88ee0b676efff55d0b892533ad64fb63
trying to fix recovery + reverted sammy support

Change-Id: I60c9975647ee3060201f27cad08b33464b843e3e