clk: qcom: camcc-sdm845: Fix topology around titan_top power domain

On SDM845 two found VFE GDSC power domains shall not be operated, if
titan top is turned off, thus the former power domains will be set as
subdomains by a GDSC registration routine.

Fixes: 78412c26 ("clk: qcom: Add camera clock controller driver for SDM845")
Signed-off-by: Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>