Mårten Kongstad c4f2beba4b Relax restrictions on non-system overlays
Allow installation of overlays to /data, but only if the overlay is
platform signed, or the overlay targets SDK Q or later.

Bug: 121016681
Test: atest CtsAppSecurityHostTestCases:OverlayHostTest OverlayDeviceTests OverlayHostTests
Change-Id: I63df9e7c4714f4c3aad861b1fb76cf8eb891c29d
2019-03-28 11:38:53 -07:00
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