Update uninstall-dotnet-windows.ps1 #343

Job	Run time
clippy (windows)	1m 49s
documentation (windows)	3m 32s
clippy (ubuntu)	35s
fmt (windows)	27s
hack	1m 57s
examples (beta, call-managed-function)	51s
arm-build (beta, aarch64-unknown-linux-gnu)	43s
examples (beta, return-string-from-managed)	52s
examples (beta, run-app-with-args)	45s
documentation (ubuntu)	1m 34s
arm-build (beta, armv7-unknown-linux-gnueabihf)	40s
fmt (ubuntu)	14s
machete	15s
nightly-examples (nightly, call-native-function)	1m 45s
examples (beta, run-app)	48s
test (beta, aarch64-apple-darwin, 10.0)	2m 5s
test (beta, aarch64-apple-darwin, 9.0)	2m 24s
test (beta, x86_64-pc-windows-msvc, 9.0)	3m 58s
test (beta, x86_64-unknown-linux-gnu, 8.0)	2m 2s
test (beta, x86_64-unknown-linux-gnu, 10.0)	1m 56s
test (beta, x86_64-pc-windows-msvc, 10.0)	4m 2s
test (beta, x86_64-pc-windows-msvc, 8.0)	4m 10s
test (beta, i686-pc-windows-msvc, 9.0)	5m 4s
test (beta, i686-pc-windows-msvc, 8.0)	4m 33s
examples (beta, passing-parameters)	50s
test (beta, x86_64-unknown-linux-gnu, 9.0)	2m 2s
test (beta, i686-pc-windows-msvc, 10.0)	4m 59s
test (beta, aarch64-apple-darwin, 8.0)	2m 30s
	57m 22s

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