Revert "Make Splash-screens touch opaque"

This reverts commit c5b7502174159dc4519e2a0c3ba340522adf0575.

Reason for revert: Breaks InputShellCommandTest

Bug: 211748378
Change-Id: I89f551a4cb8e93338a5e3aa0ecdfe02d7bfff075
1 file changed