clk: qcom: clk-dummy: Move the dummy clock definition to common header

The dummy clock structure, clk_dummy might need to be referenced
in other files. Move its definition to the common qcom header.

Change-Id: Ie7fb707844404919a099aacd691c97ad81dd938f
Signed-off-by: Deepak Katragadda <dkatraga@codeaurora.org>
2 files changed