Add some syntax suport for Lombok

The syntax sugar 'val' and 'var' are now part of the 'Statement'
highlight group.

'var' may already be handled by default in vim 8.1 but anyway.

after/syntax/java.vim

@@ -18,6 +18,7 @@
 " Java Syntax {{{
 
 syntax keyword javaOdysseyThis        this
+syntax keyword javaOdysseyLombok      val var
 syntax match   javaOdysseyArrow       "->" containedin=javaParenT,javaParenT1,javaParenT2
 syntax match   javaOdysseyClass       "\%(\<class\>\s\+\)\@<=\<\u\w*\>"
 syntax match   javaOdysseyInterface   "\%(\<interface\>\s\+\)\@<=\<\u\w*\>"