Add upgrade CTAs for branding and watermarks

resources/js/admin/i18n/locales/en/management.json

@@ -1928,6 +1928,9 @@
       "background": "Background",
       "surface": "Surface",
       "lockedBranding": "Branding is locked for this package.",
+      "lockedTitle": "Unlock branding",
+      "lockedBody": "Upgrade to Standard or Premium to unlock event branding.",
+      "upgradeAction": "Upgrade package",
       "source": "Branding source",
       "sourceHint": "Use the default branding or customize this event only.",
       "useDefault": "Default",
@@ -2007,6 +2010,9 @@
       "offsetY": "Y-axis",
       "lockedBranding": "Custom watermark locked by this package. Using base watermark.",
       "lockedDisabled": "Watermarks are disabled for this package.",
+      "lockedTitle": "Unlock watermarks",
+      "lockedBody": "Custom watermarks are available with the Premium package.",
+      "upgradeAction": "Upgrade to Premium",
       "errors": {
         "noAsset": "Please upload a watermark image first.",
         "fileTooLarge": "Watermark must be under 3 MB."