Rudder

Parent ticket introduced a typo in rudder_agent_community_cron.st, with an unescaped &

error is

problem parsing template 'anonymous'
line 9:1: expecting '&', found '<EOF>'
        at com.normation.stringtemplate.language.NormationAmpersandTemplateLexer.nextToken(NormationAmpersandTemplateLexer.java:144)
        at antlr.TokenBuffer.fill(TokenBuffer.java:69)
        at antlr.TokenBuffer.LA(TokenBuffer.java:80)
        at antlr.LLkParser.LA(LLkParser.java:52)
        at org.antlr.stringtemplate.language.TemplateParser.template(TemplateParser.java:103)
        at org.antlr.stringtemplate.StringTemplate.breakTemplateIntoChunks(StringTemplate.java:850)
        at org.antlr.stringtemplate.StringTemplate.setTemplate(StringTemplate.java:441)
        at org.antlr.stringtemplate.StringTemplate.<init>(StringTemplate.java:299)
        at com.normation.cfclerk.services.impl.Cf3PromisesFileWriterServiceImpl$$anonfun$writePromisesFiles$1.apply(Cf3PromisesFileWriterServiceImpl.scala:211)
...