Remove AmendCommit parameter (Azure#14965)

Co-authored-by: Chidozie Ononiwu <chononiw@microsoft.com>

Author: azure-sdk

eng/common/scripts/Delete-RemoteBranches.ps1

@@ -30,7 +30,9 @@ foreach ($branch in $branches)
     exit 1
   }
 
-  if ($pullRequests -and (($pullRequests | ? { $_.State -eq "open" }).Count -eq 0))
+  $openPullRequests = $pullRequests | ? { $_.State -eq "open" }
+
+  if ($openPullRequests.Count -eq 0)
   {
     LogDebug "Branch [ $branchName ] in repo [ $RepoName ] has no associated open Pull Request. Deleting Branch"
     try{

eng/common/scripts/git-branch-push.ps1

@@ -30,10 +30,7 @@ param(
     [string] $RemoteName = "azure-sdk-fork",
 
     [Parameter(Mandatory = $false)]
-    [boolean] $SkipCommit = $false,
-
-    [Parameter(Mandatory = $false)]
-    [boolean] $AmendCommit = $false
+    [boolean] $SkipCommit = $false
 )
 
 # This is necessay because of the janky git command output writing to stderr.
@@ -69,14 +66,8 @@ if ($LASTEXITCODE -ne 0)
 }
 
 if (!$SkipCommit) {
-    if ($AmendCommit) {
-        Write-Host "git -c user.name=`"azure-sdk`" -c user.email=`"azuresdk@microsoft.com`" commit -am `"$($CommitMsg)`""
-        git -c user.name="azure-sdk" -c user.email="azuresdk@microsoft.com" commit --amend -am "$($CommitMsg)"
-    }
-    else {
-        Write-Host "git -c user.name=`"azure-sdk`" -c user.email=`"azuresdk@microsoft.com`" commit --amend -am `"$($CommitMsg)`""
-        git -c user.name="azure-sdk" -c user.email="azuresdk@microsoft.com" commit -am "$($CommitMsg)"
-    }
+    Write-Host "git -c user.name=`"azure-sdk`" -c user.email=`"azuresdk@microsoft.com`" commit --amend -am `"$($CommitMsg)`""
+    git -c user.name="azure-sdk" -c user.email="azuresdk@microsoft.com" commit --amend -am "$($CommitMsg)"
     if ($LASTEXITCODE -ne 0)
     {
         Write-Error "Unable to add files and create commit LASTEXITCODE=$($LASTEXITCODE), see command output above."