build: create v0.3.0 VSIX package and add wizard images to installer.

Author: ProgrammerKR

extension/proxpl-0.3.0.vsix

@@ -28,6 +28,8 @@ OutputBaseFilename=ProXPL_Installer_v{#MyAppVersion}
 ;SetupIconFile=assets\icon.ico
 SolidCompression=yes
 WizardStyle=modern
+WizardImageFile=extension\logo.png
+WizardSmallImageFile=extension\logo.png
 LicenseFile=LICENSE
 
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