IVGCVSW-5619 Add OptimizerOptions and NetworkProperties to ArmNN Delegate

IVGCVSW-5619 Add OptimizerOptions and NetworkProperties to ArmNN Delegate

 * Add OptimizerOptions, NetworkProperties, DebugCallbackFunction
to DelegateOptions
 * Enable OptimizerOptions when the network is being optimized
 * Enable NetworkProperties when loading network
 * Enable DebugCallbackFunction
 * Add error message when loading network
 * Log warning instead of error when operator is not supported but
could fallback to another backend
 * Improve uint16_t CompareData
 * Unit tests

Signed-off-by: Narumol Prangnawarat <narumol.prangnawarat@arm.com>
Change-Id: I353035afb442774bfeb1c62570a90755c2ceaf38