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.

colors/odyssey.vim

@@ -275,6 +275,7 @@ call s:l('javaOdysseyConstructor',            'Type')
 call s:l(     'javaOdysseyMethod',        'Function')
 call s:l(       'javaOdysseyThis',         'Special')
 call s:l(      'javaOdysseyArrow',        'Operator')
+call s:l(     'javaOdysseyLombok',       'Statement')
 
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