Fix links for MSI packages for point to `7.1.0-preview.3` (#13056)
Fix links for MSI packages for point to `7.1.0-preview.3` (#13056)

Co-authored-by: Aditya Patwardhan <Aditya Patwardhan>
PaulHigin/PowerShell,daxian-dbw/PowerShell,TravisEz13/PowerShell,TravisEz13/PowerShell,PaulHigin/PowerShell,JamesWTruher/PowerShell-1,TravisEz13/PowerShell,JamesWTruher/PowerShell-1,TravisEz13/PowerShell,JamesWTruher/PowerShell-1,PaulHigin/PowerShell,daxian-dbw/PowerShell,daxian-dbw/PowerShell,PaulHigin/PowerShell,JamesWTruher/PowerShell-1,daxian-dbw/PowerShell