Update relation_aggregate

stra2da · nyalldawson · commit 724ae1fd27db · 2018-09-14T11:02:00.000+10:00
(cherry picked from commit 5048978)
diff --git a/resources/function_help/json/relation_aggregate b/resources/function_help/json/relation_aggregate
@@ -1,4 +1,4 @@
-x{
+{
   "name": "relation_aggregate",
   "type": "function",
   "description": "Returns an aggregate value calculated using all matching child features from a layer relation.",

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-x{`
	`1`	`+{`
`2`	`2`	`"name": "relation_aggregate",`
`3`	`3`	`"type": "function",`
`4`	`4`	`"description": "Returns an aggregate value calculated using all matching child features from a layer relation.",`