Update sdk.adoc

test to group 2 images and align text to the left.

src/docs/asciidoc/sdk.adoc

@@ -63,9 +63,7 @@ The built-in help system lets you browse a local copy of the documentation pulle
 
 [.right.text-left]
 image::sdk/jmonkeyplatform-docu-4.png[jmonkeyplatform-docu-4.png,width="421",height="298"]
-
-[.right.text-left]
-image::jme3-built-in-help.png[jme3-built-in-help.png,width="400",height="260"]
+image::jme3-built-in-help.png[jme3-built-in-help.png,width="400",height="260",align="right']
 
 ==== SDK User Guide