Revert "Generate boot image profiles even if dexpreopt is disabled."

Revert submission 2574032

Reason for revert: DroidMonitor-triggered revert due to breakage <https://android-build.googleplex.com/builds/quarterdeck?branch=aosp-master&target=aosp_cf_riscv64_minidroid-userdebug&lkgb=10069333&lkbb=10075041&fkbb=10071083>, bug <b/280902279>

Reverted changes: /q/submissionid:2574032

Change-Id: I8e99f8231639198b149ea8d822ee7f9a5b391a89
BUG: <280902279>