MLBEDSW-2732: Added complex64 to datatypes

Added complex64 datatype to allow pass through without crashing.

Signed-off-by: Jacob Bohlin <jacob.bohlin@arm.com>
Change-Id: I8beeceafb32182d4877a9880d21d51ba21033030
diff --git a/ethosu/vela/data_type.py b/ethosu/vela/data_type.py
index bb4c558..4d05fef 100644
--- a/ethosu/vela/data_type.py
+++ b/ethosu/vela/data_type.py
@@ -35,6 +35,7 @@
     String = 128
     Resource = 256
     Variant = 512
+    Complex = 1024
 
 
 class DataType:
@@ -78,6 +79,7 @@
         BaseType.String: ("string", False),
         BaseType.Resource: ("resource", False),
         BaseType.Variant: ("variant", False),
+        BaseType.Complex: ("complex%s", True),
     }
 
 
@@ -112,3 +114,4 @@
 DataType.bool = DataType(BaseType.Bool, 8)
 DataType.resource = DataType(BaseType.Resource, 8)
 DataType.variant = DataType(BaseType.Variant, 8)
+DataType.complex64 = DataType(BaseType.Complex, 64)