firmware: intel_stratix10_service: remove COMPILE_TEST

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Cc: Richard Gong <richard.gong@intel.com>
Fixes: 095ff29d ("firmware: intel_stratix10_service: add hardware dependency")
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>