Revert "build.ps1 - Upgrade to support new version scheme"

This reverts commit 1f39e42.

Author: amaitland

build.ps1

@@ -345,7 +345,7 @@ function WriteAssemblyVersion
     $CurrentYear = Get-Date -Format yyyy
 
     $NewString = $AssemblyInfo -replace $Regex, "public const string AssemblyVersion = ""$AssemblyVersion"""
-    $NewString = $NewString -replace $Regex2, "public const string AssemblyFileVersion = ""$AssemblyVersion"""
+    $NewString = $NewString -replace $Regex2, "public const string AssemblyFileVersion = ""$AssemblyVersion.0"""
     $NewString = $NewString -replace $Regex3, "public const string AssemblyCopyright = ""Copyright © $CurrentYear The CefSharp Authors"""
 
     $Utf8NoBomEncoding = New-Object System.Text.UTF8Encoding $False
@@ -358,7 +358,7 @@ function WriteVersionToManifest($manifest)
     $Regex = 'assemblyIdentity version="(.*?)"';
 
     $ManifestData = Get-Content -Encoding UTF8 $Filename
-    $NewString = $ManifestData -replace $Regex, "assemblyIdentity version=""$AssemblyVersion"""
+    $NewString = $ManifestData -replace $Regex, "assemblyIdentity version=""$AssemblyVersion.0"""
 
     $Utf8NoBomEncoding = New-Object System.Text.UTF8Encoding $False
     [System.IO.File]::WriteAllLines($Filename, $NewString, $Utf8NoBomEncoding)