update cocotb to 2.0.0

Author: Dragon-Git

pycde_example/test_ahb_ram.py

@@ -2,7 +2,7 @@
 import cocotb
 import cocotb.clock
 from cocotb.triggers import RisingEdge
-from cocotb.runner import get_runner
+from cocotb_tools.runner import get_runner
 from cocotbext.ahb import AHBBus, AHBLiteMaster
 import sys
 

pycde_example/test_ahb_to_ram.py

@@ -1,7 +1,7 @@
 import cocotb
 import cocotb.clock
 from cocotb.triggers import RisingEdge
-from cocotb.runner import get_runner
+from cocotb_tools.runner import get_runner
 from cocotbext.ahb import AHBBus, AHBLiteMaster
 import sys
 

pyproject.toml

@@ -9,7 +9,7 @@ readme = "README.md"
 requires-python = ">=3.8"
 dependencies = [
     "PyYAML",
-    "cocotb",
+    "cocotb>=2.0.0, <3.0.0",
     "pycde>=0.8.0, <0.10.0",
 ]