Set min version of setuptools

Author: multiplemonomials

tools/cmake/mbed_python_interpreter.cmake

@@ -58,6 +58,7 @@ if(MBED_CREATE_PYTHON_VENV)
     elseif(NOT ("${Python3_EXECUTABLE}" MATCHES "${MBED_VENV_LOCATION}"))
         # Alternately if we think we have the venv but FindPython didn't use it, that likely means it's
         # missing or corrupted and we need to recreate it
+        message(STATUS "Python venv deleted or unusable. Recreating using system Python...")
         set(NEED_TO_CREATE_VENV TRUE)
         set(NEED_TO_INSTALL_PACKAGES TRUE)
     elseif("${MBED_PYPROJECT_TOML_LOCATION}" IS_NEWER_THAN "${VENV_STAMP_FILE}")

tools/pyproject.toml

@@ -29,7 +29,7 @@ dependencies = [
     "appdirs",
     "pyjson5>=1.6",
     "humanize>=4.9.0",
-    "setuptools",
+    "setuptools>=64.0",
 
     # Needed for downloading CMSIS MCU descriptions
     "cmsis-pack-manager>=0.5.0",