Revert "Re-seal the sessions on reboot."

This reverts commit 595db8a1f3aca45c65e92e8240cafeba13e169f7.

Reason for revert: b/147985998

Bug: 147985998
Test: StagedRollbackTest#testRollbackApexWithApk
Change-Id: I0f2b2dfb82aa7535f7fe9d4011f07fdb80f9e383
2 files changed