FIX: Java public class

Corrected snippet syntax to of Java public class

Author: ydkulks

snippets/java/java.json

@@ -6,7 +6,7 @@
     },
     "class": {
         "prefix": "class",
-        "body": ["public class ${TM_FILENAME_BASE} {", "\t$0", "}"],
+        "body": ["public class ${1:TM_FILENAME_BASE} {", "\t$0", "}"],
         "description": "Public class"
     },
     "sysout": {