Update snakeyaml module package name

Author: cowtowncoder

yaml/src/moditect/module-info.java

@@ -4,7 +4,7 @@
     requires com.fasterxml.jackson.databind;
 
     // Not sure what canonical module name is for SnakeYAML?
-    requires snakeyaml;
+    requires org.yaml.snakeyaml;
 
     exports com.fasterxml.jackson.dataformat.yaml;
     // probably need to expose this for 2.x?