Add unit test to check that every v0 op properly implements the is_* methods in Node (#4136)

* wip

* Add unit test to check that every v0 op properly implements the is_* methods in Node
Co-authored-by: Scott Cyphers <diyessi@users.noreply.github.com>

test/CMakeLists.txt

@@ -71,6 +71,7 @@ set(SRC
     node_input_output.cpp
     nop_elimination.cpp
     op.cpp
+    op_is.cpp
     opset1.cpp
     opset_pass/binary_elementwise_opset_pass.cpp
     opset_pass/broadcast_opset_pass.cpp