Fix lineendings for json files

Noticed and proposed by: Nescio
Differential Revision: D2958
This was SVN commit r23994.

binaries/data/mods/public/simulation/data/auras/structures/barracks_xp_trickle.json

@@ -1,9 +1,9 @@
-{
-	"type": "garrisonedUnits",
-	"affects": ["Unit"],
-	"modifications": [
-		{ "value": "Promotion/TrickleRate", "add": 1 }
-	],
-	"auraName": "Rigorous Training",
-	"auraDescription": "Units gain experience while garrisoned in barracks."
-}
+{
+	"type": "garrisonedUnits",
+	"affects": ["Unit"],
+	"modifications": [
+		{ "value": "Promotion/TrickleRate", "add": 1 }
+	],
+	"auraName": "Rigorous Training",
+	"auraDescription": "Units gain experience while garrisoned in barracks."
+}