g3-common: Set persist.hwc.mdpcomp.enable to fix boot
g3-common: Fix storage

 * Remove selinux attrs from /firmware mount temporarily
 * Create mount points prior to mounting
 * Remove inline mounting, we are using fstab
 * Remove stock USB storage mounts, replace with standard entries
 * Fix storage overlay
g3-common: Fix wifi

 * Stock supplicant entry is malformed, replace with working entries
 * Add permissions for rfkill