use plural for default weight units

src/ActorSheet.hbs

@@ -336,7 +336,7 @@
                     </div>
                     <div></div>
                     <div class="center fas fa-sword" data-action="toggle_equipped" data-equipped="{{system.angelegt}}"></div>
-                    <div class="center">{{this.system.gewicht}}</div>
+                    <div class="center">{{this.system.gewicht.value}} {{localize (concat "DSA41.weight." this.system.gewicht.unit)}}</div>
                     <div class="center fas fa-trash" data-action="item-delete"></div>
                 </div>
             {{/each}}
@@ -362,7 +362,7 @@
                     </div>
                     <div></div>
                     <div class="center fas fa-shield-halved" data-action="toggle_equipped" data-equipped="{{system.angelegt}}"></div>
-                    <div class="center">{{this.system.gewicht}}</div>
+                    <div class="center">{{this.system.gewicht.value}} {{localize (concat "DSA41.weight." this.system.gewicht.unit)}}</div>
                     <div class="center fas fa-trash" data-action="item-delete"></div>
                 </div>
             {{/each}}
@@ -388,7 +388,7 @@
                     </div>
                     <div></div>
                     <div></div>
-                    <div class="center">{{this.system.gewicht}}</div>
+                    <div class="center">{{this.system.gewicht.value}} {{localize (concat "DSA41.weight." this.system.gewicht.unit)}}</div>
                     <div class="center fas fa-trash" data-action="item-delete"></div>
                 </div>
             {{/each}}

src/lang/de.json

@@ -39,9 +39,9 @@
             "gran":    "Gran",
             "karat":   "Karat",
             "skrupel": "Skrupel",
-            "unze":    "Unze",
-            "stein":   "Stein",
-            "sack":    "Sack",
+            "unze":    "Unzen",
+            "stein":   "Steine",
+            "sack":    "Säcke",
             "quader":  "Quader"
         },