Add TENSOR_QUANT8_ASYMM_SIGNED support for activations

Ops updated: RELU, RELU1, RELU6, TANH, LOGISTIC

Change-Id: Id5e7a8c6b30463708bd93dbf6a3f30d05c2bcf40
Fix: 143933951
Fix: 143934720
Fix: 143933831
Fix: 143934770
Fix: 143934743
Test: quantization coupling tests in CTS and VTS
diff --git a/current.txt b/current.txt
index b1171f0..4b4c8cb 100644
--- a/current.txt
+++ b/current.txt
@@ -602,7 +602,7 @@
 9e59fffceed0dd72a9799e04505db5f777bbbea1af0695ba4107ef6d967c6fda android.hardware.neuralnetworks@1.3::IDevice
 4a6c3b3556da951b4def21ba579a227c022980fe4465df6cdfbe20628fa75f5a android.hardware.neuralnetworks@1.3::IPreparedModel
 94e803236398bed1febb11cc21051bc42ec003700139b099d6c479e02a7ca3c3 android.hardware.neuralnetworks@1.3::IPreparedModelCallback
-6256b2b1df586fc01e80ecf001770d941385602682ec2055ba7b3979a02c8ebf android.hardware.neuralnetworks@1.3::types
+2d16429145dc1158bf3e45c7de86a39e461dec3ec00512c11a7e5249535a2e96 android.hardware.neuralnetworks@1.3::types
 3e01d4446cd69fd1c48f8572efd97487bc179564b32bd795800b97bbe10be37b android.hardware.wifi@1.4::IWifi
 a64467bae843569f0d465c5be7f0c7a5b987985b55a3ef4794dd5afc68538650 android.hardware.wifi.supplicant@1.3::ISupplicant
 44445b8a03d7b9e68b2fbd954672c18a8fce9e32851b0692f4f4ab3407f86ecb android.hardware.wifi.supplicant@1.3::ISupplicantStaIface