Revert filescoped (#2227)

* Revert "Add git blame entry (#2226)"

This reverts commit 239286737d.

* Revert "Turn on file scoped namespaces (#2225)"

This reverts commit 34fb4cca2a.

src/Api/Models/Public/CollectionBaseModel.cs

@@ -1,13 +1,14 @@
 using System.ComponentModel.DataAnnotations;
 
-namespace Bit.Api.Models.Public;
-
-public abstract class CollectionBaseModel
+namespace Bit.Api.Models.Public
 {
-    /// <summary>
-    /// External identifier for reference or linking this collection to another system.
-    /// </summary>
-    /// <example>external_id_123456</example>
-    [StringLength(300)]
-    public string ExternalId { get; set; }
+    public abstract class CollectionBaseModel
+    {
+        /// <summary>
+        /// External identifier for reference or linking this collection to another system.
+        /// </summary>
+        /// <example>external_id_123456</example>
+        [StringLength(300)]
+        public string ExternalId { get; set; }
+    }
 }