Update entity-categories.md

Author: BaherAbdullah

articles/cognitive-services/language-service/personally-identifiable-information/concepts/entity-categories.md

@@ -383,42 +383,16 @@ The entity in this category can have the following subcategories.
     :::column-end:::
 :::row-end:::
 
-## Category: Quantity
+
+## Category: Age
 
 This category contains the following entities:
 
 :::row:::
     :::column span="":::
         **Entity**
 
-        Quantity
-
-    :::column-end:::
-    :::column span="2":::
-        **Details**
-
-        Numbers and numeric quantities.
-
-        To get this entity category, add `Quantity` to the `piiCategories` parameter. `Quantity` will be returned in the API response if detected.
-      
-    :::column-end:::
-    :::column span="2":::
-      **Supported document languages**
-
-      `en`, `es`, `fr`, `de`, `it`, `zh-hans`, `ja`, `ko`, `pt-pt`, `pt-br`
-      
-    :::column-end:::
-:::row-end:::
-
-#### Subcategories
-
-The entity in this category can have the following subcategories.
-
-:::row:::
-    :::column span="":::
-        **Entity subcategory**
-
-        Age
+           Age
 
     :::column-end:::
     :::column span="2":::
@@ -427,7 +401,7 @@ The entity in this category can have the following subcategories.
         Ages. 
 
         To get this entity category, add `Age` to the `piiCategories` parameter. `Age` will be returned in the API response if detected.
-      
+
     :::column-end:::
     :::column span="2":::
         **Supported document languages**