[PowerShell] Correct comment syntax in array query parameters (#23491)

Author: ppritchard-peer

modules/openapi-generator/src/main/resources/powershell/api_client.mustache

@@ -76,7 +76,7 @@ function Invoke-{{{apiNamePrefix}}}ApiClient {
     # construct URL query string
     $HttpValues = [System.Web.HttpUtility]::ParseQueryString([String]::Empty)
     foreach ($Parameter in $QueryParameters.GetEnumerator()) {
-        if ($Parameter.Value.Count -gt 1) { // array
+        if ($Parameter.Value.Count -gt 1) { # array
             foreach ($Value in $Parameter.Value) {
                 $HttpValues.Add($Parameter.Key + '[]', $Value)
             }

samples/client/echo_api/powershell/src/PSOpenAPITools/Private/ApiClient.ps1

@@ -83,7 +83,7 @@ function Invoke-ApiClient {
     # construct URL query string
     $HttpValues = [System.Web.HttpUtility]::ParseQueryString([String]::Empty)
     foreach ($Parameter in $QueryParameters.GetEnumerator()) {
-        if ($Parameter.Value.Count -gt 1) { // array
+        if ($Parameter.Value.Count -gt 1) { # array
             foreach ($Value in $Parameter.Value) {
                 $HttpValues.Add($Parameter.Key + '[]', $Value)
             }

samples/client/petstore/powershell/src/PSPetstore/Private/PSApiClient.ps1

@@ -82,7 +82,7 @@ function Invoke-PSApiClient {
     # construct URL query string
     $HttpValues = [System.Web.HttpUtility]::ParseQueryString([String]::Empty)
     foreach ($Parameter in $QueryParameters.GetEnumerator()) {
-        if ($Parameter.Value.Count -gt 1) { // array
+        if ($Parameter.Value.Count -gt 1) { # array
             foreach ($Value in $Parameter.Value) {
                 $HttpValues.Add($Parameter.Key + '[]', $Value)
             }