Add new manifest attr allowUpdateOwnership (4/n)

Setting this new attr to false indicates to the platform that this
package wants to opt-out of the update ownership enforcement. This
overrides the installers' use of setRequestUpdateOwnership.

Bug: 244413073
Test: atest PackageManagerServiceUnitTests:AndroidPackageTest
Test: atest CtsPackageInstallTestCases:UpdateOwnershipEnforcementTest
Change-Id: I4b3e851b87a25583a7c43b40a7fad07ad46c3761