bpo-36511: Fix -u parameters for ARM32 tests (GH-14280)

bpo-36511: Fix -u parameters for ARM32 tests (GH-14280) · python/cpython@f8dd77d

Original file line number	Diff line number	Diff line change
`@@ -27,7 +27,7 @@ call "%here%..\..\PCbuild\rt.bat" %rt_opts% -uall -rwW --slowest --timeout=1200`
`27`	`27`	`exit /b %ERRORLEVEL%`
`28`	`28`
`29`	`29`	`:Arm32Ssh`
`30`		`-set dashU=-unetwork,decimal,subprocess,urlfetch,tzdata`
	`30`	`+set dashU=-unetwork -udecimal -usubprocess -uurlfetch -utzdata`
`31`	`31`	`if "%SSH_SERVER%"=="" goto :Arm32SshHelp`
`32`	`32`	`if "%PYTHON_SOURCE%"=="" (set PYTHON_SOURCE=%here%..\..\)`
`33`	`33`	`if "%REMOTE_PYTHON_DIR%"=="" (set REMOTE_PYTHON_DIR=C:\python\)`