Change OpenCommand to Open and OpenLinkCommand to OpenLink

We do this for consistency with the edit settings. The old names are kept as a
fallback for now.

pkg/config/config_default_platform.go

@@ -6,7 +6,7 @@ package config
 // GetPlatformDefaultConfig gets the defaults for the platform
 func GetPlatformDefaultConfig() OSConfig {
 	return OSConfig{
-		OpenCommand:     "open -- {{filename}}",
-		OpenLinkCommand: "open {{link}}",
+		Open:     "open -- {{filename}}",
+		OpenLink: "open {{link}}",
 	}
 }