IVGCVSW-4780 Add QoS to AndroidNNDriver

 * Add model priority to ArmnnPreparedModel_1_3
 * Add RequestThread_1_3 to allow execution based on priority
 * Add RETIRE_RATE to Android.mk to be able to configure the retire rate

Signed-off-by: Narumol Prangnawarat <narumol.prangnawarat@arm.com>
Change-Id: Ic5f4309249b744c2a8f625c986eede381a26028b
diff --git a/1.3/ArmnnDriver.hpp b/1.3/ArmnnDriver.hpp
index 798c438..b6b55fa 100644
--- a/1.3/ArmnnDriver.hpp
+++ b/1.3/ArmnnDriver.hpp
@@ -206,7 +206,8 @@
                                                       model,
                                                       cb,
                                                       model.relaxComputationFloat32toFloat16
-                                                      && m_Options.GetFp16Enabled());
+                                                      && m_Options.GetFp16Enabled(),
+                                                      priority);
     }
 
     Return<void> getSupportedExtensions(getSupportedExtensions_cb cb)