target/arm: Diagnose incorrect usage of arm_is_secure subroutines

target/arm: Diagnose incorrect usage of arm_is_secure subroutines

In several places we use arm_is_secure_below_el3 and
arm_is_el3_or_mon separately from arm_is_secure.
These functions make no sense for m-profile, and
would indicate prior incorrect feature testing.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20230227225832.816605-4-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>