(maint) Fix URL scripts for ssh GH URL

When the repository remotes have been configured to use an SSH
URL, the helper scripts to update the icon URL and the package source url
incorrectly uses the wrong information when creating these.

This commit updates teh handling of these to correctly use the expected
information.

scripts/Update-IconUrl.ps1

@@ -113,7 +113,7 @@ if (!$GithubRepository) {
   if ($remoteName) { $remoteUrl = . git remote get-url $remoteName }
 
   if ($remoteUrl) {
-    $GithubRepository = ($remoteUrl -split '\/' | select -last 2) -replace '\.git$','' -join '/'
+    $GithubRepository = ($remoteUrl -split '[\/:]' | select -last 2) -replace '\.git$','' -join '/'
   } else {
     $GithubRepository = "USERNAME/REPOSITORY-NAME"
   }

scripts/Update-PackageSourceUrl.ps1

@@ -71,7 +71,7 @@ if (!$GithubRepository) {
   if ($remoteName) { $remoteUrl = . git remote get-url $remoteName }
 
   if ($remoteUrl) {
-    $GithubRepository = ($remoteUrl -split '\/' | select -last 2) -replace '\.git$','' -join '/'
+    $GithubRepository = ($remoteUrl -split '[\/:]' | select -last 2) -replace '\.git$','' -join '/'
   } else {
     Write-Warning "Unable to get repository and user, setting dummy values..."
     $GithubRepository = "USERNAME/REPOSITORY-NAME"