bpo-35699: fix distuils cannot detect Build Tools 2017 anymore (GH-11…

bpo-35699: fix distuils cannot detect Build Tools 2017 anymore (GH-11… · python/cpython@2fa53cf

Original file line number	Diff line number	Diff line change
`@@ -78,6 +78,7 @@ def _find_vc2017():`
`78`	`78`	`"-prerelease",`
`79`	`79`	`"-requires", "Microsoft.VisualStudio.Component.VC.Tools.x86.x64",`
`80`	`80`	`"-property", "installationPath",`
	`81`	`+"-products", "*",`
`81`	`82`	`], encoding="mbcs", errors="strict").strip()`
`82`	`83`	`except (subprocess.CalledProcessError, OSError, UnicodeDecodeError):`
`83`	`84`	`return None, None`