runelite-client: add ConfigItem.warnOnDisable and warnOnEnable to configure when confirmationWarning is shown

runelite-client/src/main/java/net/runelite/client/config/RuneLiteConfig.java

@@ -47,7 +47,8 @@ public interface RuneLiteConfig extends Config
 		description = "Enable loading of external plugins",
 		confirmationWarining = "WARNING: Using untrusted third party plugins is a SECURITY RISK\n"
 		+ " and can result in loss of YOUR ACCOUNT, and compromise the security\n"
-		+ "of your computer. Are you sure you want to do this?"
+		+ "of your computer. Are you sure you want to do this?",
+		warnOnEnable = true
 	)
 	default boolean enablePlugins()
 	{