fix(versal2): move timer clk offset definition to platform header

For Versal2 platform TTC_CLK_SEL_OFFSET is defined in common timers source
which is creating build conflict for other platform.

Moving the definition for TTC_CLK_SEL_OFFSET to versal2 platform header.

Change-Id: I1e2db4c591520be12e568d84da290b17d72bf897
Signed-off-by: Maheedhar Bollapalli <maheedharsai.bollapalli@amd.com>
2 files changed