bpo-30417: Disable cpu resource on AppVeyor (pythonGH-1951)

Author: zware

.github/appveyor.yml

@@ -8,7 +8,7 @@ branches:
 build_script:
 - cmd: PCbuild\build.bat -e
 test_script:
-- cmd: PCbuild\rt.bat -q -uall -rwW --slowest --timeout=1200 -j0
+- cmd: PCbuild\rt.bat -q -uall -u-cpu -rwW --slowest --timeout=1200 -j0
 
 # Only trigger AppVeyor if actual code or its configuration changes
 only_commits: