fix missing text

docs/modules/tutorials/pages/beginner/hello_effects.adoc

@@ -137,7 +137,7 @@ The fire material is created the same way, just using "`Effects/Explosion/flame.
 
 === Default Particle Textures
 
-The following particle textures included in `test-data.jar`. You can copy and use them in your own effects.
+The following particle textures are included in `test-data.jar`. You can copy and use them in your own effects.
 
 include::partial$default-particles-table.adoc[]