avocado.spec: Update avocado-tests RPM

Signed-off-by: Lucas Meneghel Rodrigues <lmr@redhat.com>
avocado.spec: Update name of tests rpms from 'avocado-tests' to 'avocado-examples'

Signed-off-by: Lucas Meneghel Rodrigues <lmr@redhat.com>
avocado.spec: Bump release

Given that we made the specific rpm dir change

Signed-off-by: Lucas Meneghel Rodrigues <lmr@redhat.com>