CMSIS-NN: Remove arm_math_types.h (#1508)
CMSIS-NN: Remove arm_math_types.h (#1508)

Change-Id: Ib982aca1feb1e07d7e685cb70b80aba59a7b3248
ARM-software/CMSIS_5,ARM-software/CMSIS_5,ARM-software/CMSIS_5,ARM-software/CMSIS_5,ARM-software/CMSIS_5,ARM-software/CMSIS_5