small wording change for Element Type description (#13971)

* small wording change for Element Type description

* updated language files IRT Element Types

* replacing a duplicate Block List with Block Grid

---------

Co-authored-by: Rheannon <ral@umbraco.dk>

src/Umbraco.Core/EmbeddedResources/Lang/da.xml

@@ -389,7 +389,7 @@
     </key>
     <key alias="elementType">Element-type</key>
     <key alias="elementTypeDescription">Definerer skabelonen for et sæt at egenskaber, der kan anvendes som skema i
-      avancerede felter som f.eks. 'Block List' eller 'Nested Content'.
+      avancerede felter som f.eks. 'Block List' eller 'Block Grid'.
     </key>
     <key alias="composition">Komposition</key>
     <key alias="compositionDescription">Definerer et sæt genbrugbare egenskaber, der kan inkluderes i definitionen af
@@ -1647,7 +1647,7 @@ Mange hilsner fra Umbraco robotten
     <key alias="allowVaryBySegment">Tillad segmentering</key>
     <key alias="elementType">Element-type</key>
     <key alias="elementHeading">Er en Element-type</key>
-    <key alias="elementDescription">En Element-type er tiltænkt brug i f.eks. Nested Content, ikke i indholdstræet.
+    <key alias="elementDescription">En Element-type er tiltænkt brug i andre Dokumenttyper, ikke i indholdstræet.
     </key>
     <key alias="elementCannotToggle">En Dokumenttype kan ikke ændres til en Element-type efter den er blevet brugt til
       at oprette en eller flere indholds elementer.

src/Umbraco.Core/EmbeddedResources/Lang/en.xml

@@ -394,7 +394,7 @@
     </key>
     <key alias="elementType">Element Type</key>
     <key alias="elementTypeDescription">Defines the schema for a repeating set of properties, for example, in a 'Block
-      List' or 'Nested Content' property editor.
+      List' or 'Block Grid' property editor.
     </key>
     <key alias="composition">Composition</key>
     <key alias="compositionDescription">Defines a re-usable set of properties that can be included in the definition of
@@ -1861,9 +1861,8 @@ To manage your website, simply open the Umbraco backoffice and start adding cont
     <key alias="allowVaryBySegment">Allow segmentation</key>
     <key alias="elementType">Element Type</key>
     <key alias="elementHeading">Is an Element Type</key>
-    <key alias="elementDescription">An Element Type is meant to be used for instance in Nested Content, and not in the
-      tree.
-    </key>
+    <key alias="elementDescription">An Element Type is meant to be used within other Document Types, and not in the Content
+      tree.</key>
     <key alias="elementCannotToggle">A document Type cannot be changed to an Element Type once it has been used to
       create one or more content items.
     </key>

src/Umbraco.Core/EmbeddedResources/Lang/en_us.xml

@@ -410,7 +410,7 @@
     </key>
     <key alias="elementType">Element Type</key>
     <key alias="elementTypeDescription">Defines the schema for a repeating set of properties, for example, in a 'Block
-      List' or 'Nested Content' property editor.
+      List' or 'Block Grid' property editor.
     </key>
     <key alias="composition">Composition</key>
     <key alias="compositionDescription">Defines a re-usable set of properties that can be included in the definition of
@@ -1927,7 +1927,7 @@ To manage your website, simply open the Umbraco backoffice and start adding cont
     <key alias="allowVaryBySegment">Allow segmentation</key>
     <key alias="elementType">Element Type</key>
     <key alias="elementHeading">Is an Element Type</key>
-    <key alias="elementDescription">An Element Type is meant to be used for instance in Nested Content, and not in the
+    <key alias="elementDescription">An Element Type is meant to be used within other Document Types, and not in the Content
       tree.
     </key>
     <key alias="elementCannotToggle">A Document Type cannot be changed to an Element Type once it has been used to

src/Umbraco.Web.UI.Client/src/views/documentTypes/views/permissions/permissions.html

@@ -78,7 +78,7 @@
 
                 <div class="sub-view-column-left">
                     <h5><localize key="contentTypeEditor_elementHeading">Is an Element Type</localize></h5>
-                    <small><localize key="contentTypeEditor_elementDescription">An Element Type is meant to be used for instance in Nested Content, and not in the tree.</localize></small>
+                    <small><localize key="contentTypeEditor_elementDescription">An Element Type is meant to be used within other Document Types, and not in the Content tree.</localize></small>
                     <small ng-if="!vm.canToggleIsElement"><br/><localize key="contentTypeEditor_elementCannotToggle">A Document Type cannot be changed to an Element Type once it has been used to create one or more content items.</localize></small>
                 </div>