[Execution] Created StreamingFCLayer custom op and integrated it into code structure

src/finn/custom_op/fpgadataflow/streamingfclayer_batch.py

+from finn.core.utils import get_by_name
+from finn.custom_op.fpgadataflow import HLSCustomOp
+
+
+class StreamingFCLayer_Batch(HLSCustomOp):
+    def make_shape_compatible_op(self, node):
+        pass
+
+    def infer_node_datatype(self, node, model):
+        pass

src/finn/custom_op/registry.py

@@ -2,6 +2,7 @@
 # registered and plug in correctly into the infrastructure
 from finn.custom_op.fpgadataflow.streamingmaxpool import StreamingMaxPool
 from finn.custom_op.fpgadataflow.streamingmaxpool_batch import StreamingMaxPool_Batch
+from finn.custom_op.fpgadataflow.streamingfclayer_batch import StreamingFCLayer_Batch
 from finn.custom_op.multithreshold import MultiThreshold
 from finn.custom_op.xnorpopcount import XnorPopcountMatMul
 
@@ -12,3 +13,4 @@ custom_op["MultiThreshold"] = MultiThreshold
 custom_op["XnorPopcountMatMul"] = XnorPopcountMatMul
 custom_op["StreamingMaxPool"] = StreamingMaxPool
 custom_op["StreamingMaxPool_Batch"] = StreamingMaxPool_Batch
+custom_op["StreamingFCLayer_Batch"] = StreamingFCLayer_Batch