Remove unneeded translations

langs/layers/de.json

@@ -2252,11 +2252,6 @@
     "observation_tower": {
         "description": "Türme zur Aussicht auf die umgebende Landschaft",
         "name": "Aussichtstürme",
-        "presets": {
-            "0": {
-                "title": "Beobachtungsturm"
-            }
-        },
         "tagRenderings": {
             "Fee": {
                 "mappings": {

langs/layers/en.json

@@ -3467,11 +3467,6 @@
     "observation_tower": {
         "description": "Towers with a panoramic view",
         "name": "Observation towers",
-        "presets": {
-            "0": {
-                "title": "observation tower"
-            }
-        },
         "tagRenderings": {
             "Fee": {
                 "mappings": {

langs/layers/nl.json

@@ -3366,12 +3366,6 @@
     "observation_tower": {
         "description": "Torens om van het uitzicht te genieten",
         "name": "Uitkijktorens",
-        "presets": {
-            "0": {
-                "description": "Een publiek toegankelijke uitkijktoren",
-                "title": "Uitkijktoren"
-            }
-        },
         "tagRenderings": {
             "Fee": {
                 "mappings": {

langs/layers/ru.json

@@ -1015,11 +1015,6 @@
     },
     "observation_tower": {
         "name": "Смотровые башни",
-        "presets": {
-            "0": {
-                "title": "смотровая башня"
-            }
-        },
         "title": {
             "mappings": {
                 "0": {