Enable CompOsSigningHostTest on user build

The previous problem seems to be device specific, but now the test is
passing.

Bug: 213573626
Test: flash oriole_pkvm-user; atest com.android.tests.odsign.CompOsSigningHostTest
Change-Id: I2720b0fb39028caafce68af60930e509431aed1a
1 file changed