Don't create tag locally

Author: andyleejordan

tools/ReleaseTools.psm1

@@ -353,6 +353,7 @@ function New-DraftRelease {
     $Changelog = (Get-FirstChangelog -RepositoryName $RepositoryName) -join "`n"
     $ReleaseParams = @{
         Draft      = $true
+        # NOTE: We rely on GitHub to create the tag.
         Tag        = "v$Version"
         Committish = "release/v$Version"
         Name       = "v$Version"
@@ -361,17 +362,6 @@ function New-DraftRelease {
         # TODO: Pass -WhatIf and -Confirm parameters correctly.
     }
 
-    if ($PSCmdlet.ShouldProcess("$RepositoryName/v$Version", "git tag")) {
-        # NOTE: This a side effect neccesary for Git operations to work.
-        Push-Location -Path "$PSScriptRoot/../../$RepositoryName"
-        if (-not (git show-ref --tags "v$Version")) {
-            git tag "v$Version"
-        } else {
-            Write-Warning "git tag $RepositoryName/v$Version already exists!"
-        }
-        Pop-Location
-    }
-
     $Repo = Get-GitHubRepository -OwnerName PowerShell -RepositoryName $RepositoryName
     $Release = $Repo | New-GitHubRelease @ReleaseParams