Revise console output message for if the plugin failed to be updated in the plugins directory

Author: joeltimothyoh

src/Compile-SourceScript/Public/Compile-SourceScript.ps1

@@ -219,7 +219,7 @@ function Compile-SourceScript {
                     if (!$updatedPlugin) { "`n    Plugin does not exist in the plugins directory." | Write-Host -ForegroundColor Magenta; return }
                     $updatedPluginHash = (Get-FileHash -Path $updatedPlugin -Algorithm MD5).Hash
                     if ($updatedPluginHash -eq $compiledPluginHash) { "`n    Plugin successfully copied to '$($_.Fullname)'" | Write-Host -ForegroundColor Green }
-                    else { "`n    Failed to copy to the plugins directory." | Write-Host -ForegroundColor Magenta; return }
+                    else { "`n    Failed to update existing plugin in the plugins directory." | Write-Host -ForegroundColor Magenta; return }
                 }
 
                 # Throw an error if the copying process failed