ARM: STi: DT: STiH415: 415 DT Entry for clockgen A0/1/10/11/12

Patch adds DT entries for clockgen A0/1/10/11/12

Signed-off-by: Pankaj Dev <pankaj.dev@st.com>
Signed-off-by: Gabriel Fernandez <gabriel.fernandez@linaro.org>
Signed-off-by: Maxime Coquelin <maxime.coquelin@st.com>