IVGCVSW-2245 Add Minimum Layer and no-op Factory implementation

Change-Id: I03fa374fd9692d98257de709f8c3ad0a49c88b95
diff --git a/Android.mk b/Android.mk
index 9e05607..ad27aeb 100644
--- a/Android.mk
+++ b/Android.mk
@@ -97,6 +97,7 @@
         src/armnn/layers/MeanLayer.cpp \
         src/armnn/layers/MemCopyLayer.cpp \
         src/armnn/layers/MergerLayer.cpp \
+        src/armnn/layers/MinimumLayer.cpp \
         src/armnn/layers/MultiplicationLayer.cpp \
         src/armnn/layers/NormalizationLayer.cpp \
         src/armnn/layers/OutputLayer.cpp \