Update Djava.io.tmpdir parameter in jvm.options to add quotes (#21)

After elasticsearch change, ${ES_TMPDIR} needs quotes around it.

Relates elastic/elasticsearch#39959

Author: ebadyano

cars/v1/vanilla/templates/config/jvm.options

@@ -69,7 +69,7 @@
 -Dlog4j.shutdownHookEnabled=false
 -Dlog4j2.disable.jmx=true
 
--Djava.io.tmpdir=${ES_TMPDIR}
+-Djava.io.tmpdir="${ES_TMPDIR}"
 
 ## heap dumps