Update Go to 1.16.14, 1.17.7

Includes security fixes for crypto/elliptic (CVE-2022-23806), math/big (CVE-2022-23772),
and cmd/go (CVE-2022-23773).

go1.17.7 (released 2022-02-10) includes security fixes to the crypto/elliptic,
math/big packages and to the go command, as well as bug fixes to the compiler,
linker, runtime, the go command, and the debug/macho, debug/pe, and net/http/httptest
packages. See the Go 1.17.7 milestone on our issue tracker for details:

https://github.com/golang/go/issues?q=milestone%3AGo1.17.7+label%3ACherryPickApproved

full diff: https://github.com/golang/go/compare/go1.17.6...go1.17.7

Update Go to 1.17.6

go1.17.6 (released 2022-01-06) includes fixes to the compiler, linker, runtime,
and the crypto/x509, net/http, and reflect packages. See the Go 1.17.6 milestone
on our issue tracker for details:

https://github.com/golang/go/issues?q=milestone%3AGo1.17.6+label%3ACherryPickApproved

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

script/setup/prepare_env_windows.ps1

@@ -1,6 +1,6 @@
 # Prepare windows environment for building and running containerd tests
 
-$PACKAGES= @{ mingw = "10.2.0"; git = ""; golang = "1.17.5"; make = ""; nssm = "" }
+$PACKAGES= @{ mingw = "10.2.0"; git = ""; golang = "1.17.7"; make = ""; nssm = "" }
 
 Write-Host "Downloading chocolatey package"
 curl.exe -L "https://packages.chocolatey.org/chocolatey.0.10.15.nupkg" -o 'c:\choco.zip'