Limit ONNX version (#11949)

OV does not currently support opset 17 introduced in onnx 1.12 release.

tools/mo/requirements.txt

@@ -5,7 +5,7 @@ networkx~=2.5; python_version <= "3.6"
 networkx<2.8.1; python_version > "3.6"
 numpy>=1.16.6,<1.20
 protobuf>=3.15.6
-onnx>=1.8.1
+onnx>=1.8.1,<1.12
 defusedxml>=0.7.1
 urllib3>=1.26.4
 requests>=2.25.1

tools/mo/requirements_onnx.txt

@@ -1,4 +1,4 @@
-onnx>=1.8.1
+onnx>=1.8.1,<1.12
 networkx~=2.5; python_version <= "3.6"
 networkx<2.8.1; python_version > "3.6"
 numpy>=1.16.6,<1.20