gitlab: normalize indentation in edk2/opensbi rules

The edk2/opensbi gitlab CI config was using single space indents
which is not consistent with the rest of the gitlab CI config
files.

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220629170638.520630-2-berrange@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2 files changed