Set CMAKE_INSTALL_PREFIX to TFM_INSTALL_PATH

The change allows CMAKE_INSTALL_PREFIX dependent installations
to use the same destination as TFM_INSTALL_PATH.

Change-Id: Ib3913316d474158bc0cbf2a8e4670b72db593c51
Signed-off-by: Raef Coles <raef.coles@arm.com>
Signed-off-by: Satish Kumar <satish.kumar01@arm.com>
1 file changed