Fix sdk-addon for absolute OUT_DIR

Bug: 65286453
Test: m -j OUT_DIR=/tmp/abs PRODUCT-sdk_gphone_x86-sdk_addon /tmp/abs/host/linux-x86/sdk_addon/google_phone_x86-eng.jeffrygaston-linux-x86.zip
Change-Id: Id2d18fe41de5d533baf1f082292d70d946386249
1 file changed