Trying to fix Electron build

.appveyor.yml

@@ -20,6 +20,7 @@ install:
 build_script:
   - cmd: set NODE_OPTIONS=--max-old-space-size=8092
   - yarn buildforelectron
+  - "%PYTHON%\\python.exe -m pip install -U pip
   - "%PYTHON%\\python.exe -m pip install -r scripts\\requirements.txt"
   - "%PYTHON%\\python.exe scripts\\build.py download -a"
   - "%PYTHON%\\python.exe scripts\\build.py build_exe -b dist/exe.gns3server -s"

scripts/requirements.txt

@@ -1,6 +1,6 @@
-setuptools==40.8.0
+setuptools==54.2.0
 cx_Freeze==5.1.1
 requests==2.25.1
 packaging==20.9
 appdirs==1.4.4
-psutil==5.6.7
+psutil==5.8.0