Fix getStorageVolumes to return only storage volumes available to the calling user

Before this change, it also returns volumes (SDCards) that are mounted on a different user.

Bug: b/196928102
Test: atest StorageManagerTest
Test: atest StorageManagerCrossProfileUSBTest
Test: atest StorageManagerCrossProfileSDCardTest
Change-Id: I2bcece22a67a1b06281ec73608d83a31b315b8c8
1 file changed